You are here

MOCK TEST 15 LIFE SCIENCE

1 / 60

Lymphocytes that cause the formation of holes in plasma membranes are

2 / 60

The traps of carnivorous plants contain

3 / 60

Diseases caused by pleiotropic genes are

4 / 60

Which of the following structures is the functional unit in a Golgi complex?

5 / 60

The plastids that give fruits and flowers their orange and yellow colours are

6 / 60

Chromosomes can be counted at—

7 / 60

Cork cells are—

8 / 60

Cartilage is produced by—

9 / 60

Which of the following algae is being used in space research?

10 / 60

The part of mushroom that is visible above ground is—

11 / 60

‘Botanical Snakes’ are—

12 / 60

Protonema is found in the life cycle of—

13 / 60

‘Litmus’, a natural dye, is obtained from—

14 / 60

Cholesterol is synthesised in—

15 / 60

Vitamin A is responsible for—

16 / 60

Which disease is caused by nematodes?

17 / 60

Bank of which plant yields famous drug of malaria?

18 / 60

Polio immunising vaccine was developed by—

19 / 60

Barring the Himalayan region, India can be divided into four major vegetational zones:
(i) Tropical deciduous forests
(ii) Tropical rain forests
(iii) Thorn and scrub forests
(iv) Tidal forests

Correct descending order in terms of area:

20 / 60

'Red rust of tea' caused by:

21 / 60

Which one of the following is a secondary metabolite?

22 / 60

Intra-specific incompatibility can be overcome by:

23 / 60

Certain pigments regulate the process of photoperiodism. The pigments exist in two interconvertible forms operating at two different wavelengths of light. The pigments in question are the:

24 / 60

In diploid system, the genes located on the chromosome regions between the centromere and the first chiasma (from the centromere), at meiosis-I exhibit the type of phenomenon called:

25 / 60

Which of the following pair are correctly matched?
(a) Angular leaf-spot Xanthomonas of cotton malvacearum
(b) Wilt of cotton Fusarium oxysporum
(c) Leaf spot of cotton Alternaria lini
(d) Red rot of Colletotrichum sugar-cane

Select the correct answer using the codes given below:

26 / 60

Which one of the following substance plays an important role in biochemical defence of host plants?

27 / 60

Which one of the following tissues provides tensile strength against bending and swaying?

28 / 60

The basic chemical unit of pectin in the middle lamella is:

29 / 60

Which of the following is essential for DNA Synthesis and cell division?

30 / 60

Gnetum resembles angiosperms in showing which one of the following types of female gametophyte development?

31 / 60

During germination of barely grain, the enzyme α-amylase is secreted by:

32 / 60

Vernalisation is used to overcome chemical dormancy in seeds, The temperature range used for this purpose is:

33 / 60

Absence of sexual union and failure of meiosis is called:

34 / 60

The garden pea (Pisum sativum) has 14 chromosomes in each of its body cells. The number of linkage groups expected in the species is:

35 / 60

Rapid and irreversible cell elongation occurs commonly in plants but not in animals. This difference is due to the:

36 / 60

Mitochondrial morphology is maintained by balancing the active absorption of water and active secretion by the mitochondrion. Hence mitochondria are likely to swell in the presence of:

37 / 60

Although genetically engineered crop plants carrying traits like disease/herbicide/pest resistance would be very advantageous, due to environmental concerns they may still pose a problem because:

38 / 60

Which one of the following groups of plants is used in social forestry?

39 / 60

In the statement "Isotype is a duplicate specimen of 'X' from the same coetion of the same date and same locality", 'X' stands for:

40 / 60

The main advantage of vegetative propagation is that it:

41 / 60

Match List–I (Plant hormone), with List–II (Typical physiological effect) and select the correct answer using the codes given below the lists:
List–I:
A. Auxin
B. Gibberellin
C. Cytokinin
D. Ethylene

List–II:
(i) Apical dominance
(ii) Cell division
(iii) Fruit ripening
(iv) Internodal elongation

Codes:

42 / 60

In aqueous solution, the acridine molecules bind to DNA by inserting themselves between adjacent base pairs. The process is called:

43 / 60

Which one of the following plant species can self-pollination never occur either naturally or artificially?

44 / 60

Apoptosis is:

45 / 60

Which one of the following fungi has been found useful in the biological control of plant diseases?

46 / 60

Which one of the following human activities would cause least damage to the ecosystem?

47 / 60

Polymerase chain reaction technique is used for:

48 / 60

Which one of the following is the earliest land plant?

49 / 60

The bonds between the enzyme and substrate must be:

50 / 60

During the germination of coconut, the major stored food is digested by:

51 / 60

During aerobic respiration, the substrate level phosphorylation takes place in:

52 / 60

In angiosperms, the egg is:

53 / 60

During fertilization in Plumbago, sperms are delivered in:

54 / 60

In wheat, zygote undergoes:

55 / 60

What would be the number of chromosome in the aleurone cells of a plant with 42 chromosomes in the root tip cells?

56 / 60

Which one of the following is an example of a plant adapted to highly saline coastal condition?

57 / 60

In gymnosperms, the endosperm is:

58 / 60

The element known to be involved in the polarised growth of pollen tube is:

59 / 60

Glisson’s capsules are found in:

60 / 60

Pyruvic acid before combining with oxaloacetic acid of Krebs cycle produces:

Your score is

The average score is 57%

0%

Wrong shortcode initialized

Mock test No. 1 (WBSLST LIFE SCIENCE)

1 / 60

Pectin is absent in which bird:

2 / 60

‘Nostoc’ is a type of:

3 / 60

Which of these examples are the gramineae family:

4 / 60

Schuffner’s dots observed in erythrocytes are due to:

5 / 60

Trabaculated endodermis is found in:

6 / 60

Bacteriophage is:

7 / 60

Pneumatophores are special type of modified root which help in:

8 / 60

Eutherian mammals are:

9 / 60

Cup shaped chloroplast is found in:

10 / 60

Common name of Fungia is:

11 / 60

Smallest proteinaceous infectious particle is known as:

12 / 60

Which one of the following is an edible fungus?

13 / 60

When a virus attack the bacterium, the material that enters the host cell is:

14 / 60

Which of these cell organelle is also known as 'dictyosome'?

15 / 60

Cadmium pollution is associated with disease:

16 / 60

System controlling the involuntary actions of internal organs is:

17 / 60

Endoskeleton of scoliodon made up of:

18 / 60

Which of the fungus is used in making of bread:

19 / 60

The family leguminosae is economically important as its member produce:

20 / 60

Seat worm is the alternate name of:

21 / 60

Taenia Saginata differs from Taenia solium as it lacks:

22 / 60

‘Sago’ grains are obtained from:

23 / 60

In Uromastix cloaca is divided into:

24 / 60

In which of the following the stem is divided into nodes and internodes:

25 / 60

During cell division, Cap cells are formed in:

26 / 60

Gestation period of rabbit is:

27 / 60

Gastrulation in frog is completed by:

28 / 60

'White rust' disease is caused by:

29 / 60

The loss of water from plants, in the form of vapour is called as:

30 / 60

Poisonous fluid present in nematocyst of Hydra is:

31 / 60

Bacteria with a tuft of flagella at one end, are called as:

32 / 60

Which of the following is an aquatic species?

33 / 60

The primary source of energy in an ecosystem is:

34 / 60

In which of the following, peristome teeth are mainly found in:

35 / 60

'V' shaped chromosomes are:

36 / 60

In which of the following, the asexual reproduction takes place by 'gemma'?

37 / 60

Which of the following types of cells store reserve food in sponges:

38 / 60

Lichens are good indicator of:

39 / 60

Which of the following cranial nerves in man is both sensory and motor in function?

40 / 60

Chloroplast membrane is:

41 / 60

Basis of Lamarckism is:

42 / 60

Respiratory quotient is not less than one in

43 / 60

Nitrogenous excretory product of frog tadpole is:

44 / 60

Plasmids are:

45 / 60

The fish used for control of malaria is:

46 / 60

'Henle’s loop' is found in:

47 / 60

In which of the following pteridophyte 'elaters' are present:

48 / 60

Which of these is a world famous Palaeobotanist?

49 / 60

Hensen’s node is formed during the gastrulation of:

50 / 60

In Funaria the peristome teeth are

51 / 60

Which of these statements is true?

52 / 60

Which one of the following is neither a prokaryote nor a eukaryote?

53 / 60

Carbon monoxide is harmful to human beings as it is

54 / 60

How many somites are found in a 33 hrs old chick embryo

55 / 60

Petrification, Impression and Compression are types of

56 / 60

Larva of Balanoglossus is

57 / 60

The inflorescence in Euphorbia hirsuta is

58 / 60

Sunken stomata are found in

59 / 60

The membranous labyrinth contains a fluid called

60 / 60

Turner’s syndrome is characterized by chromosomes

Your score is

The average score is 63%

0%

Mock test 02 Life Science

1 / 60

Two main components of licheus are:

2 / 60

The ovule, in which micropyle lies one end while chalaza and hilum lie at opposite end is called as:

3 / 60

Hormone helping insect metamorphosis is:

4 / 60

‘Dwarf male’ is found in:

5 / 60

Motile sperms of Pila is known as:

6 / 60

Which of these is well preserved in fossil:

7 / 60

Crossing over occurs in meiosis during:

8 / 60

Pneumatic bones are found in:

9 / 60

‘Volvox’ is a:

10 / 60

‘Puccinea’ causes:

11 / 60

Water vascular system is a trait of:

12 / 60

In which of the following examples, heterospory is found:

13 / 60

Bryophytes are also known as:

14 / 60

‘Citrus Canker’ disease is caused by:

15 / 60

Litmus is obtained from:

16 / 60

Unique characteristic of annelida is:

17 / 60

Winged pollen grains are found in:

18 / 60

The edible part of fruit of coconut is:

19 / 60

Which of these micro-organisms play an important role in nitrogen fixation:

20 / 60

Which one of the following statements is true:

21 / 60

Root hair-like association is found in:

22 / 60

Another name of Java man is:

23 / 60

These are the main component of ‘acid’ rain:

24 / 60

The end product of glycolysis is:

25 / 60

Kala-azar is transmitted by:

26 / 60

Maturation of spermatozoa occurs in:

27 / 60

Dental formula of elephant is:

28 / 60

Glomerular filtrate will not contain normally:

29 / 60

Protostele is found in:

30 / 60

Male Ascaris differs from female Ascaris in having:

31 / 60

Age of fishes is:

32 / 60

Meiotic cell division takes place in:

33 / 60

Primary consumers are:

34 / 60

When the filaments of stamens are free and anthers are united, then the condition is known as:

35 / 60

Acrosome is made up of:

36 / 60

Cyclops is the secondary host of:

37 / 60

Hormone which stimulates the secretion of pancreatic juice:

38 / 60

Rod shaped bacteria are called:

39 / 60

Experiment to prove that synthesis of organic compound formed the basis of life was performed by:

40 / 60

Asconoid canal system is found in:

41 / 60

In lichen Soredium, Cephalodium and isidium are mode of:

42 / 60

Earthworm possesses hearts:

43 / 60

“Neoteny” is found in:

44 / 60

Young leaves are coiled in:

45 / 60

Free swimming ciliated larval stage of Liver fluke is:

46 / 60

Basidio carp of fruiting body of:

47 / 60

Superficial cleavage is the characteristic feature of:

48 / 60

Nutrition in Amoeba is:

49 / 60

Which one of the following is a type of intercellular junction in animal cells?

50 / 60

Zonary placenta occurs in:

51 / 60

Two layered gastrula is found in:

52 / 60

'Chilgoza' is obtained from:

53 / 60

In meiotic division, pairing of homologous chromosomes takes place at:

54 / 60

Hormone-secreting structure produced after ovulation is:

55 / 60

Robert Brown is known for his discovery of:

56 / 60

Which one of these plants can absorb atmospheric water?:

57 / 60

Parental care by male is found in:

58 / 60

‘Diabetes insipidus’ is due to deficiency of which hormone?

59 / 60

Chromatin contains:

60 / 60

In which of the following viruses is the flow of information opposite i.e., RNA to DNA?

Your score is

The average score is 62%

0%

Mock Test 03 Life Science

1 / 60

Which of the following enzymes in Griffith’s experiment does not affect transformation?

2 / 60

In which stage of mitotic cell division do chromosomes lose their identity?

3 / 60

Chromosomal karyotype is prepared at which of these phases:

4 / 60

Which of the following bacteria oxidizes ammonia into nitrite?

5 / 60

During the ‘Z’ scheme of photosynthesis, electrons of which of these reduce NADP⁺?

6 / 60

CO₂ acceptor in C₄ cycle is:

7 / 60

In a yeast cell one glucose molecule produces a net ATP of:

8 / 60

Final acceptor of electrons in aerobic respiration is:

9 / 60

In which plant structure a negative pressure potential is observed?

10 / 60

Which mineral mainly regulates the water potential of guard cells?

11 / 60

The main source of energy in deep sea water can be:

12 / 60

Nepenthes Khasiana is a:

13 / 60

Which of the following algae type is found deep in the sea water?

14 / 60

If RQ is 0.7, the respiratory substrate will be:

15 / 60

Which of these are not digested in buccal cavity? (KVS PGT Biology Paper 2012)

16 / 60

Chloride Shift is related with – (KVS PGT Biology Paper 2012)

17 / 60

Main method of fatty acid oxidation in a cell is – (KVS PGT Biology Paper 2008)

18 / 60

Where can we find apolar neurons in human body? (NVS PGT Teachers Biology Paper 2013)

19 / 60

During impulse conduction the cause of depolarization of axolemma is – (KVS PGT Biology Paper 2007)

20 / 60

Semicircular canals of internal ear are related to – (PGT Teachers Biology Paper 2014)

21 / 60

Duration of a cardiac cycle in healthy man is – (KVS PGT Biology Paper 2009)

22 / 60

The reabsorption of Na⁺ and water together occurs in – (DSSSB PGT Teachers Biology Paper 2015)

23 / 60

Acromion process is the part of – (KVS PGT Biology Paper 2010)

24 / 60

The functional unit of muscle contraction is – (NVS PGT Teachers Biology Paper 2016)

25 / 60

The functional unit of muscle contraction is – (KVS PGT Biology Paper 2007)

26 / 60

Members of which group are used in making beer? (KVS PGT Biology Paper 2007)

27 / 60

Which stage of Plasmodium life cycle is infective to man? (KVS PGT Biology Paper 2013)

28 / 60

Typhlosole in earthworm is meant for – (KVS PGT Biology Paper 2008)

29 / 60

Typhlosole in earthworm is meant for – (KVS PGT Biology Paper 2008)

30 / 60

Branchial respiration is found in which of these animals – (KVS PGT Biology Paper 2009)

31 / 60

Water vascular system is a feature of – (KVS PGT Biology Paper 2010)

32 / 60

‘Synsacrum’ bone is the feature of – (KVS PGT Biology Paper 2011)

33 / 60

Seed habit is observed in – (KVS PGT Biology Paper 2009)

34 / 60

In bryophytes the sporophyte stage is – (KVS PGT Biology Paper 2013)

35 / 60

Identify the true statement – (KVS PGT Biology Paper 2011)

36 / 60

Permanent tissues with various cells in plants is called – (KVS PGT Biology Paper 2014)

37 / 60

What is the function of Prostomium in earthworm? (KVS PGT Biology Paper 2014)

38 / 60

What is the correct sequence of cytochromes in ETS? (KVS PGT Biology Paper 2010)

39 / 60

Peptide synthesis in a cell occurs in – (KVS PGT Biology Paper 2011)

40 / 60

Histone octamer does not include – (KVS PGT Biology Paper 2012)

41 / 60

Number of Barr bodies in Klinefelter syndrome is – (KVS PGT Biology Paper 2012)

42 / 60

Mutations are mainly – (KVS PGT Biology Paper 2012)

43 / 60

Inheritance of Acquired Characters was the main point of which scientist’s theory? (KVS PGT Biology Paper 2014)

44 / 60

In Mendelian dihybrid cross, how many types of genotypes and phenotypes will be present? (KVS PGT Biology Paper 2013)

45 / 60

For ABO blood group how many genotypes are possible in human population? (KVS PGT Biology Paper 2015)

46 / 60

Which base of a codon is called wobble base? (KVS PGT Biology Paper 2014)

47 / 60

Meselson and Stahl used which radioisotopes for their experiment? (KVS PGT Biology Paper 2015)

48 / 60

If an RNA molecule contains 15% adenine then amount of cytosine will be – (KVS PGT Biology Paper 2016)

49 / 60

Soil-less culture of plants is called – (KVS PGT Biology Paper 2017)

50 / 60

Creatine Phosphate is found in – (PGT Teachers Biology Paper 2017)

51 / 60

One litre of blood carries how much oxygen to the body tissues? (KVS PGT Biology Paper 2016)

52 / 60

Trophic levels in a food chain show – (KVS PGT Biology Paper 2016)

53 / 60

Glossina Palpalis is the zoological name of – (KVS PGT Biology Paper 2016)

54 / 60

Picnoxylic wood is found in – (KVS PGT Biology Paper 2017)

55 / 60

Bath sponge is – (DSSSB PGT Teachers Biology Paper 2012)

56 / 60

Gossypium belongs to family – (PGT Teachers Biology Paper 2011)

57 / 60

Which of these diseases is not bacterial? (NVS PGT Biology Paper 2013)

58 / 60

‘Metagenesis’ is observed in members of class – (PGT Teachers Biology Paper 2011)

59 / 60

Which of these is not a characteristic feature of mammals? (PGT Teachers Biology Paper 2011)

60 / 60

‘Sphenodon’, a living fossil, belongs to which group? (DSSSB PGT Biology Paper 2012)

Your score is

The average score is 60%

0%

MOCK TEST 04 LIFE SCIENCE

Practice with our WBSLST Life Science Mock Test designed for Class IX-X and XI-XII. Includes multiple-choice questions with answers and detailed explanations to help students prepare effectively for the WBSLST exam and improve their understanding of Life Science concepts.

1 / 60

Which of the following r-RNA is not found in the eukaryotic cell cytoplasm? (NVS PGT Teachers Biology Paper 2013)

2 / 60

The type of linkages found in carbohydrates is – (PGT Teachers Biology Paper 2014)

3 / 60

A virus contains – (KVS PGT Biology Paper 2015)

4 / 60

Which of the following scientists worked on "Oenothera Lamarckiana"?

5 / 60

Meiosis occurs in –

6 / 60

Which of the following cells never undergoes ‘S’ phase of the cell cycle?

7 / 60

‘Mycoplasma’ belongs to which kingdom?

8 / 60

Asexual reproduction by conidia occurs in –

9 / 60

Sexual reproduction is absent in –

10 / 60

The genetic codon for ‘formylated methionine’ in a bacterium is –

11 / 60

Peptidoglycan is present in –

12 / 60

The electron acceptor in non-cyclic photo phosphorylation is –

13 / 60

How many ATP can be formed from one acetyl co-A in Kreb’s cycle?

14 / 60

Which hormone can cause closure of stomata?

15 / 60

At which place does digestion of glucose start?

16 / 60

What is the time gap between two heart sounds?

17 / 60

Total number of bones in the human skull is –

18 / 60

Histamine is released from –

19 / 60

The function of yellow bone marrow is –

20 / 60

The innermost layer of skin epidermis is –

21 / 60

‘Tornaria’ is the larva of –

22 / 60

A class of protozoa that contains only endoparasites –

23 / 60

Flame cells are concerned with –

24 / 60

Sexual dimorphism is clearly seen in –

25 / 60

Peripatus is a connecting link between –

26 / 60

Which plant has the largest ‘ovule’?

27 / 60

Locomotion by parapodia is observed in –

28 / 60

Locomotion by parapodia is observed in –

29 / 60

Stroke volume’ in a healthy adult man is –

30 / 60

Which of the following is false for arteries?

31 / 60

Number of cranial nerves in amniotes is –

32 / 60

Corpus callosum connects –

33 / 60

Number of uriniferous tubules in man are about –

34 / 60

Testosterone is secreted from –

35 / 60

Exophthalmic goiter occurs due to –

36 / 60

In the grass family cotyledons are called –

37 / 60

Fruit production without fertilization is called –

38 / 60

Syngamy in algae occurs –

39 / 60

Which of these methods can be used for the transfer of zygote or early embryo into fallopian tube?

40 / 60

In majority of the insects the sex determination type is –

41 / 60

A diploid organism is heterozygous for 4 loci. The number of types of gametes it will produce is –

42 / 60

First restriction endonuclease enzyme was –

43 / 60

Inducer in ‘Lac operon’ is –

44 / 60

Number of base pairs in the genome of φX174 virus is –

45 / 60

According to HGP, approximate number of genes in a human cell is –

46 / 60

Which of these is not a Mendelian disorder?

47 / 60

‘Gynaecomastia’ stage can be observed in –

48 / 60

Fore limbs of whale, bat, tiger and man are examples of –

49 / 60

Highly degenerated gametophytic stage is seen in –

50 / 60

Which of the following is odd regarding the conversion of axillary bud into tendril?

51 / 60

If the leaflets are attached at the tip of petiole, that leaf is called –

52 / 60

Colchicine, which is a mitotic poison, can be obtained from –

53 / 60

The cells of secondary cortex are –

54 / 60

Impervious nature of cork for water is due to deposition of which chemical?

55 / 60

Which animal tissue is associated with diffusion and filtration?

56 / 60

An adult healthy man contains ---gr/100ml haemoglobin in blood.

57 / 60

Inner mitochondrial membrane forms folds. These are called –

58 / 60

Inner mitochondrial membrane forms folds. These are called –

59 / 60

The place of formation of glycoprotein is –

60 / 60

Which of the following scientists gave the final touch to cell theory?

Your score is

The average score is 67%

0%

Mock Test 05 Life Science

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

Nucleolus is the place for the synthesis of –

2 / 60

The structure of ribosomes consists of –

3 / 60

Polytene chromosome is first observed in –

4 / 60

Which hormone is secreted by the testis?

5 / 60

Islets of Langerhans are –

6 / 60

Which one of the following is a female sex hormone?

7 / 60

‘Cristae’ helps in –

8 / 60

Stage of the life history of the liver fluke which infects the primary host is –

9 / 60

Which one of the following is a bisexual animal?

10 / 60

Testes occur in earthworm in the segments –

11 / 60

Metamorphosis in cockroach is regulated mainly by –

12 / 60

In which of the following National Parks is 'Lion' being preserved?

13 / 60

Follicle Stimulating Hormone (FSH) is produced by –

14 / 60

Pyruvic acid before combining with oxaloacetic acid of citric acid cycle becomes –

15 / 60

Regeneration in hydra occurs by –

 

16 / 60

First mammal appeared in –

17 / 60

The second cranial nerve of frog is –

 

18 / 60

‘Fertilizin’ is a chemical substance produced from –

19 / 60

The book ‘Origin of Species’ was published in –

20 / 60

According to Neo-Darwinism, which one is responsible for evolution of organisms?

21 / 60

Which of the following foetal membranes functions as embryonic urinary bladder?

22 / 60

A chitinous exoskeleton occurs in –

23 / 60

Which one of the following is non-parasitic animal?

24 / 60

Conjugation in Paramoecium involves exchange of which structure?

25 / 60

Main excretory product in birds and reptiles is –

26 / 60

Mammalian kidneys serve to excrete –

27 / 60

Which one of the following is an egg-laying mammal?

28 / 60

A coral reef lying close to the shore of some volcanic islands is known as –

29 / 60

Flame cells are –

30 / 60

Ephyra larva is found in the life cycle of –

31 / 60

Number of peristome teeth in capsule of Funaria is –

32 / 60

Polymorphism is seen in –

33 / 60

Syncytial epidermis is found in –

 

34 / 60

Java man was discovered by –

35 / 60

Metabolic water is a by-product of the process of –

36 / 60

Which of the following occurs in mitochondria?

37 / 60

Sporocarp of Marsilea is –

38 / 60

A stele without pith is called –

39 / 60

Which of the following is an aquatic pteridophyte?

40 / 60

Which of the following pteridophytes shows secondary growth?

41 / 60

Professor D.D. Pant has divided Gymnosperms into –

42 / 60

The biggest bryophyte is –

43 / 60

In which stem is protostele found?

44 / 60

Pteridophytes are known as –

45 / 60

Lycopodium exhibits –

46 / 60

Trabeculae present in the stem of Selaginella are –

47 / 60

Which is maximum in amount found in chloroplast?

48 / 60

Which plant yields fibre, oil and food for animals?

49 / 60

Wheat grain is a/an –

50 / 60

Gossypium hirsutum is –

51 / 60

The concept of 'Totipotency' was given by –

52 / 60

Cycas revoluta is widely grown as –

53 / 60

Inverted omega-shaped ring of vascular bundles is found in –

54 / 60

In Pinus root, shape of xylem is –

 

55 / 60

The type of ovule of Pinus is –

56 / 60

Vegetative propagation is most common in –

57 / 60

Mitosis and meiosis always differ in regard to the presence of –

58 / 60

A sedimentary type of biogeochemical cycle is –

59 / 60

In which stage of meiosis does synapsis take place?

60 / 60

Number of oxygen molecules required during glycolysis of one glucose molecule is –

Your score is

The average score is 49%

0%

Mock Test 06 life Science

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

What average percentage of radiated energy of sun does an active producer store by means of photosynthesis?

2 / 60

Petroplants were first recognized by –

3 / 60

Endosperm in coconut is –

4 / 60

Herkogamy is found in –

5 / 60

Crassinucellate ovule shows –

6 / 60

The frond is a –

7 / 60

The insect which lays eggs in water is –

8 / 60

Which of the following snakes is not poisonous?

9 / 60

In bees, ‘waggle’ dance is meant for –

10 / 60

Bubonic plague is transmitted through the bite of –

11 / 60

Kala-azar and ‘oriental sore’ diseases spread by –

12 / 60

Which one of the following parts is injured if memory of a man weakens?

13 / 60

Reflex action is governed by –

14 / 60

Contractile vacuole in protozoans mainly serves for –

15 / 60

‘Elephantiasis’ or ‘Filariasis’ disease is transmitted by –

16 / 60

Poisonous substance found in nematocysts of Hydra is –

17 / 60

Holoblastic cleavage is not found in –

 

18 / 60

Embden-Meyerhof pathway represents –

19 / 60

Lysosomes are produced by –

20 / 60

Enzyme enhances the rate of a chemical reaction by –

21 / 60

If spleen is removed, the platelet count will –

22 / 60

Adrenaline hormone increases –

23 / 60

Homo erectus differs from Cro-Magnon man in –

24 / 60

Yolk plug forms during –

25 / 60

Which of the following statements is correct?

26 / 60

In frog, glottis is controlled by which of the following parts?

27 / 60

Which one of the following vertebrate tissues would be an excellent source of collagen?

28 / 60

The term ‘Biology’ was introduced by –

29 / 60

Tubercular and capitular heads are parts of –

30 / 60

Which of the following is the largest chromosome?

31 / 60

Which disease is caused by Leishmania donovani?

32 / 60

Open type blood vascular system is found in –

33 / 60

If thymus gland is removed from the new-born baby, the cells which will not form are –

34 / 60

Taenia takes its food only through –

35 / 60

Silk glands are modified –

36 / 60

Hormone that causes the milk ejection from the breasts when the baby begins to suckle is called –

37 / 60

Which of the following is found in aerial stem of Equisetum?

38 / 60

Carinal canals are found in the stem of Equisetum at –

39 / 60

Which one is Xerophyte?

40 / 60

‘The little club-moss’ is the common name for –

41 / 60

Which one of the following is an amphibious plant?

42 / 60

Multicellular rhizoids with oblique septa are found in –

43 / 60

Which of the following species of Riccia is aquatic?

44 / 60

Which of the following is dioecious species?

45 / 60

Which part of Funaria is haploid?

46 / 60

Antherozoids of Riccia are –

47 / 60

A pteridophyte which fixes nitrogen is –

48 / 60

'Chilgoza', a dry fruit is a species of which plant?

49 / 60

The microsporangium in Cycas microsporophyllus is present –

50 / 60

R.Q. stands for –

51 / 60

The wood of Pinus is –

 

52 / 60

The smallest living gymnosperm is –

53 / 60

Pollination in Pinus is –

54 / 60

Which of the following is a living fossil?

55 / 60

The wing on seed of Pinus is developed from –

56 / 60

Gynoecium represents –

57 / 60

Neottia plant is a –

58 / 60

A plant which needs not less than ten hours of light to flower should be –

59 / 60

Tropic movement takes place mainly by –

60 / 60

Border line cases between species and subspecies are called –

Your score is

The average score is 56%

0%

MOCK TEST 07 LIFE SCIENCE

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

The principal food crop of the world is –

2 / 60

Fungi are always –

3 / 60

Structure helping lichen in respiration is –

4 / 60

Most common nitrogen-fixing cyanobacterium of paddy field is –

5 / 60

In bacteria, the respiratory enzymes are located on –

6 / 60

Which of the following is a club moss?

7 / 60

Raphe in Marsilea is present in –

8 / 60

The stele type occurring in Marsilea is –

9 / 60

The morphological nature of rhizophore of Selaginella is –

10 / 60

The Selaginella shows –

11 / 60

The anatomy of Pinus needle reflects the features of a –

12 / 60

Girdling leaf traces are the characteristic feature of the stem of –

13 / 60

Pinus is a –

14 / 60

The recent era is –

15 / 60

Fossils are found in –

16 / 60

Reserve food material in fungi is –

17 / 60

Which is a rootless fern?

18 / 60

Which is common between aerobic respiration and anaerobic respiration?

19 / 60

Turpentine oil is obtained from –

20 / 60

Which alga was used by Calvin and his coworkers in their experiments on photosynthesis?

21 / 60

Which is an oilseed crop?

22 / 60

The first transgenic plant used for commercial production was –

23 / 60

Rare hybrid plants can be saved by –

24 / 60

Which is not a category?

25 / 60

Linnaeus published his concept of binomial nomenclature first in –

 

26 / 60

When chlorophyll is burnt, which element is obtained?

27 / 60

Iron deficiency results in –

28 / 60

A phytohormone is –

29 / 60

During the seismonastic movements in Mimosa pudica, turgor changes occur in –

30 / 60

Evergreen trees remain green throughout the year on account of –

31 / 60

Phenotypic ratio of dihybrid test cross is –

32 / 60

The damaged ozone layer is situated in –

33 / 60

Which one of the following is ordinarily not an air pollutant?

34 / 60

Genes are made by –

35 / 60

The term ‘ecosystem’ was proposed by –

36 / 60

The first juvenile larva of Ascaris is known as –

37 / 60

Chromosomes contain –

38 / 60

Which are phagocytes in liver?

39 / 60

Termites digest wood with the help of an enzyme secreted by –

40 / 60

In honeybee colony, the drones are produced by –

41 / 60

Jacobson’s organ is concerned with –

42 / 60

Body organisation in Hydra is of –

43 / 60

Leech obtains continuous blood stream from its victim by pouring in it –

44 / 60

Spicules of sponges are formed by –

45 / 60

Heterocoelous centrum is a characteristic of –

46 / 60

Cytopyge is found in –

47 / 60

Littoral form of animals is found –

48 / 60

Bladder worm is a larva of –

49 / 60

Which of the following secretions associated with digestion does not have enzymes?

50 / 60

Yellow fever is transmitted by –

51 / 60

The covering membrane of the vacuole is known as –

52 / 60

Ancestor of fishes was known as –

53 / 60

‘Quartan malaria’ is caused by –

54 / 60

The word ‘species’ was coined by –

55 / 60

An embryo of chick with 4 pairs of somites is

56 / 60

In mammals, cleavage results in the formation of solid mass of cells known as

57 / 60

F1 particles are found in

58 / 60

The name ‘polytene chromosome’ was suggested by

59 / 60

Centriole is found in

60 / 60

The first phylum of animal kingdom to exhibit bilateral symmetry is

Your score is

The average score is 59%

0%


MOCK TEST 08 LIFE SCIENCE

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

The fresh water sponge is

2 / 60

Flame cells are related with

3 / 60

The intermediate host in the life cycle of Fasciola hepatica (Liver fluke) is

4 / 60

Vitelline membrane is found in

5 / 60

Two-pigment system theory of photosynthesis was proposed by

6 / 60

Photosynthetic pigments in chloroplast are embedded in membrane of

7 / 60

The rate of photosynthesis is maximum in

8 / 60

All energy is stored in pigment system-I in the form of

9 / 60

ATP molecules required for synthesis of a glucose molecule in Calvin-Benson cycle are

10 / 60

Father of taxonomy is

11 / 60

For entry in gene pool, a mutation must occur in

12 / 60

Vessels differ from tracheids because

13 / 60

Which one is true nut?

14 / 60

After transcription, the DNA molecule —

15 / 60

Fossilization is also known by the name —

 

16 / 60

The branch that deals with the plant life of the geological past is called —

17 / 60

Birbal Sahni Institute of Palaeobotany is situated at —

18 / 60

In plants, the largest egg is found in —

19 / 60

Which one of the following is an example of symbiosis?

20 / 60

Which of the following pteridophytes is known as ‘Horse-tail’?

21 / 60

Marsilea is a —

22 / 60

A plant bearing two types of spores is termed as —

23 / 60

In Pinus, present only —

24 / 60

Number of cotyledons found in the embryo of Cycas is —

25 / 60

Bryophytes are —

26 / 60

Sporophyte is dependent on gametophyte in —

27 / 60

In gametophytic phase of Bryophyta, the last cell is —

28 / 60

In Funaria, the calyptra is formed by —

29 / 60

A bryophyte differs from pteridophyte in —

30 / 60

Acid rain is mainly a mixture of —

31 / 60

Ribosomes are sites for —

32 / 60

Pyramid of energy is —

33 / 60

ATP is —

34 / 60

ATP is —

35 / 60

Which one of the following is not a feature of prokaryotic cell?

36 / 60

Which one of the following is highly dangerous radioactive pollutant?

37 / 60

The indicator is SO₂ pollution of air is —

38 / 60

The founder of cell theory was —

39 / 60

Fats in our body are formed when —

40 / 60

Liver performs several functions. One of these functions is —

41 / 60

Poison fangs of snakes are —

42 / 60

Wings of butterfly, bird and bat are —

43 / 60

'Ozone Day' is observed on —

44 / 60

Which one of the following is the link between Annelida and Mollusca?

45 / 60

The heartbeat is regulated by —

46 / 60

Which pair is correct?

47 / 60

The hypothesis of ‘Coupling and Repulsion’ for linkage was formulated by —

48 / 60

Balanoglossus is commonly known as —

49 / 60

In Drosophila, sex determination depends on —

50 / 60

Nonsense codons are —

51 / 60

In which stage does centromere divide into two?

52 / 60

Which animal is egg laying mammal?

53 / 60

An oil producing gland on the tail of some birds is known as —

54 / 60

A snake that is viviparous is —

55 / 60

A gland which is found on the undersurface of the thighs of male lizard is —

56 / 60

Which of the following is not a pathogenic flagellate?

57 / 60

The Glochidium larva of Unio —

58 / 60

The term 'Plasmalemma' was given by —

59 / 60

Smooth endoplasmic reticulum performs —

(i) Synthesis of lipids
(ii) Glycogenolysis
(iii) Sterol metabolism
(iv) Detoxification

60 / 60

The innermost layer of egg albumen in birds is called —

Your score is

The average score is 70%

0%

MOCK TEST 09 LIFE SCIENCE

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

In which one of the following is the anus absent?

2 / 60

Which type of jaw suspension is found in mammals?

3 / 60

Synthesis of urea in liver takes place by

4 / 60

Sexual dimorphism is found in

5 / 60

Which of the following animals has a nervous system but no brain?

6 / 60

Aristotle’s Lantern occurs in

7 / 60

Neoteny is observed in

8 / 60

Kidneys are vital organs of the body because they help in

9 / 60

The infective stage of malarial parasite is

10 / 60

Parasitic castration occurs in

11 / 60

Syngenesious condition of stamens is found in:

12 / 60

Pappus is a modification of:

13 / 60

The classification given by Bentham and Hooker is:

14 / 60

The stamens in Solanaceae are:

15 / 60

The inflorescence in family Gramineae is:

16 / 60

Which of the following is the largest family?

17 / 60

Marginal placentation is characteristic of:

18 / 60

Sap wood is:

19 / 60

Raphides are:

20 / 60

Growth rings are formed due to activity of:

21 / 60

Abnormal secondary growth is observed in:

22 / 60

Teak wood is obtained from:

23 / 60

Bast fibres are obtained from the leaves of:

24 / 60

Citronella oil is obtained from the leaves of:

25 / 60

DNA are composed only of:

26 / 60

Which of the following is an aquatic species of Riccia?

27 / 60

The air cavities in the capsule of moss are partitioned with delicate strands of cells. These are called:

28 / 60

Selaginella is:

29 / 60

The sori of pteris are:

30 / 60

For origin of plant body in pteridophyte ‘Telome theory’ was proposed by:

31 / 60

Coralloid roots are found in:

32 / 60

Winged pollen grains are found in:

33 / 60

The transfusion tissue is present in the leaves of:

34 / 60

Myrmecophily is a beneficial association between a flowering plant and:

35 / 60

Velamen, the spongy tissue, is present in:

36 / 60

Bulbil is a modification of:

37 / 60

Hypanthodium inflorescence is an important characteristic of:

38 / 60

Cyathium inflorescence is characteristic of family:

39 / 60

Streptomycin is produced by:

40 / 60

Transformation in Diplococcus pneumoniae was discovered by:

41 / 60

Crossing-over takes place between:

42 / 60

A thallus of Volvox is called as:

43 / 60

Chloroplast of Ulothrix is:

44 / 60

Important source of agar-agar is:

45 / 60

Fungi imperfecti (Deuteromycetes) lack:

46 / 60

Lichens are ecologically important, because:

47 / 60

How many linkage groups are present in a cell which has 10 pairs of chromosomes?

48 / 60

Mycorrhiza represents:

49 / 60

Albugo is:

50 / 60

Coliphage X174 contains:

51 / 60

‘AIDS’ or Acquired Immuno-Deficiency Syndrome is caused by:

52 / 60

Virion means:

53 / 60

Which one of the following is a micronutrient?

54 / 60

Absorption of water by roots is increased when:

55 / 60

The most widely accepted theory for ascent of sap in trees is:

56 / 60

H. J. Muller was awarded Nobel Prize in 1946 for his work on:

57 / 60

Greenhouse effect is related to:

58 / 60

Number of pyrenoids and chloroplasts in Ulothrix is:

59 / 60

Respiratory Quotient (RQ) is expressed as:

60 / 60

What is C2 cycle?

Your score is

The average score is 61%

0%

MOCK TEST 10 LIFE SCIENCE

পশ্চিমবঙ্গ স্কুল সার্ভিস কমিশন দ্বারা আয়োজিত স্টেট লেভেল সিলেকশন টেস্ট আগামী সেপ্টেম্বর মাসের প্রথম ও দ্বিতীয় সপ্তাহে হতে চলেছে। সেই সিলেকশন টেস্টের জীবন বিজ্ঞান বিষয়ের নবম দশম ও একাদশ দ্বাদশ শ্রেণীর জন্য এই মক টেস্ট ডিজাইন করা হয়েছে।

1 / 60

Which one of the following elements plays an important role in biological nitrogen fixation?

2 / 60

The botanical name of sunflower is:

3 / 60

2, 4-D is a synthetic:

4 / 60

Gaseous hormone is:

5 / 60

Drinking of alcohol affects:

6 / 60

Which is the largest body cell?

7 / 60

Vagus nerve is:

8 / 60

How many pairs of cranial nerves in mammals are purely sensory?

9 / 60

Neurohypophysis secretes:

10 / 60

The mutation theory explaining organic evolution was proposed by:

11 / 60

It is a spot at which the optic nerve leaves the retina:

12 / 60

The friction between the eyelids and the cornea is avoided by the secretion of:

13 / 60

Glucagon hormone is secreted by:

14 / 60

Vasopressin is related with:

15 / 60

Hormone controlling calcium level is:

16 / 60

Ovulation in mammals is caused by:

17 / 60

Deficient production of STH in early life leads to:

18 / 60

What is apiculture?

19 / 60

Respiratory quotient is not less than one in:

20 / 60

The capacity of lungs for air in a healthy man is about:

21 / 60

What is the end product of glycolysis?

22 / 60

Asthma, a respiratory disease, is caused due to:

23 / 60

The smallest blood vessel in the body is:

24 / 60

In humans, the normal number of blood platelets (Thrombocytes) per cubic mm is:

25 / 60

O₂ dissociation curve of hemoglobin is:

26 / 60

Blood group AB contains:

27 / 60

Coagulation of blood in blood vessels is prevented by:

28 / 60

Filtration pressure in human kidneys is about:

29 / 60

The synthesis of urea in the liver takes place by:

30 / 60

The kidneys of an adult rabbit are:

31 / 60

Morphogenesis starts with:

32 / 60

Hearing is controlled by:

33 / 60

The non-protein part of an enzyme is:

34 / 60

Only one ovary is present in:

35 / 60

Bioluminescence is exhibited by:

36 / 60

Spiders and scorpions are included in class:

37 / 60

Sea horse is a:

38 / 60

Which of the following is a limbless amphibian?

39 / 60

Synecology is the study of:

40 / 60

Study of animal in relation to its environment is known as:

41 / 60

Pyramid of number is inverted in case of:

42 / 60

Eutrophication refers to:

43 / 60

Allopatric speciation is due to:

44 / 60

The lens and the retina of the vertebrate eye are developed from:

45 / 60

Mammary glands are modified:

46 / 60

Elastic cartilage can be seen in:

47 / 60

Most convincing in Darwin’s theory is:

48 / 60

Which one of the following sets of structures represent all vestigial structures in the human body?

49 / 60

Which is the connective link of reptiles to birds?

50 / 60

Which of these are analogous organs?

51 / 60

Homo erectus is the scientific name of:

52 / 60

Zoological name of Pithecanthropus (Java man) is:

53 / 60

Primates include:

54 / 60

Homo sapiens appeared on the scene only:

55 / 60

Honey is:

56 / 60

Largest silk-producing state of India is:

57 / 60

Which one is a sex-linked disease?

58 / 60

Mongoloid condition is related to:

59 / 60

Which of the following is symbiotic bacterium?

60 / 60

Plasmids are:

Your score is

The average score is 68%

0%

MOCK TEST 11 LIFE SCIENCE

1 / 60

Daily movements of leaves is an example of:

2 / 60

Role of placenta is:

3 / 60

The central nervous system develops as a result of:

4 / 60

Gestation period in man is about:

5 / 60

The term ‘gene’ refers to:

6 / 60

A colour blind man marries the daughter of a colour blind man. Then in their progeny:

7 / 60

Hippopotamus is found in:

8 / 60

Octopus belongs to class:

9 / 60

The main basis of classification of phylum Protozoa is:

10 / 60

What is a nematocyst?

11 / 60

The pseudopodia of Amoeba are important for:

12 / 60

The cell’s water-drinking phenomenon is known as:

13 / 60

Which one is the most primitive mollusc?

14 / 60

During mitosis nuclear membrane disappears at:

15 / 60

The respiratory centres which control inspiration and expiration are located in the:

16 / 60

The heart of man is:

17 / 60

Haemoglobin is found dissolved in the plasma of:

18 / 60

When red blood cells are kept in a hypertonic solution, they:

19 / 60

In insects, uric acid is temporarily stored in the:

20 / 60

On removing the thyroid gland from the tadpole, it will:

21 / 60

Spermatogenesis in mammalian testes is controlled by:

22 / 60

The number of spinal nerves in the frog is:

23 / 60

The third ventricle is found in the:

24 / 60

In frog, the floor of the cranium is formed by a large parasphenoid bone.

25 / 60

The organelles in which aerobic respiration occurs in a cell are:

26 / 60

During the process of mitosis:

27 / 60

The similarity between DNA and RNA is that both:

28 / 60

When two genes are located very close to each other in a chromosome:

29 / 60

One of the following is the smallest organelle in a cell:

30 / 60

Animals which live at the bottom of the sea are called:

31 / 60

In submerged hydrophytes, which of the following is present?

32 / 60

Aquatic plants have a well-developed:

33 / 60

Sunken stomata are found in:

34 / 60

The ultimate source of organic variation is:

35 / 60

Main renewable source of energy is:

36 / 60

Soil erosion can be prevented by:

37 / 60

Green manure plants used by farmers mainly belong to:

38 / 60

First bio-insecticide developed on commercial scale was:

39 / 60

Nitrogen content of urea is:

40 / 60

A pulse crop is grown between two cereal crops to compensate for the:

41 / 60

Which of the following is an algae?

42 / 60

The cell, which undergoes reduction division, is called:

43 / 60

Abiotic component in an ecosystem is:

44 / 60

Epiphytes are plants that grow on other plants for:

45 / 60

Which of the following pigment is soluble in water?

46 / 60

Phloem always flows from:

47 / 60

Saliva has the enzyme:

48 / 60

Vocal cords occur in:

49 / 60

Which of the following has no muscular walls?

50 / 60

Chordae tendineae are found in:

51 / 60

The conversion of protein waste, the ammonia into urea, occurs mainly in:

52 / 60

Hearing is controlled by:

53 / 60

Thigmotropism is best exhibited by:

54 / 60

Agent organ is herbicide that contains synthetic auxins.

55 / 60

The infective stage of Plasmodium vivax is known as:

56 / 60

Microgametes and megagametes in Plasmodium form:

57 / 60

In paramecium the phenomenon of cyclosis is associated with:

58 / 60

Hydra can digest all types of food except:

59 / 60

In Ascaris the excretory organs are in the form of:

60 / 60

Which one of the following has no intermediate host?

Your score is

The average score is 69%

0%

MOCK TEST 12 LIFE SCIENCE

1 / 60

1) Which of the following cells in earthworm play a role similar to the liver of vertebrates?

2 / 60

2) Malpighian tubules are:

3 / 60

3) Complete metamorphosis is found in:

4 / 60

4) Cowper’s gland is present in:

5 / 60

5) The animal which buries its head in sand to avoid enemies is:

6 / 60

6) When taken out of water, fishes die because:

7 / 60

7) Eggs of birds are designated as:

8 / 60

8) The mammalian thymus is mainly concerned with:

9 / 60

9) Haversian canals are present in:

10 / 60

10) The tusks of male elephants are modified:

11 / 60

11) The vitamin which is generally excreted in urine by humans is:

12 / 60

12) Deficiency of vitamin B6 in man causes:

13 / 60

13) The function of the ductus choledochus is to carry:

14 / 60

14) Scutellum is:

15 / 60

15) The lacteals are found in the:

16 / 60

16) If an endosperm of an angiosperm contains 24 chromosomes, the number of chromosomes in each cell of the root will be:

17 / 60

17) Teak wood is obtained from:

18 / 60

18) A drug from the roots of the following plants cures mental disorders:

19 / 60

19) After fertilization, the seed coats develop from:

20 / 60

20) The young layer of secondary xylem lies between:

21 / 60

21) The trunks of trees increase in girth because of mitotic activity in:

22 / 60

22) Grafting is not possible in monocotyledons because they:

23 / 60

23) Tyloses occur in the:

24 / 60

24) Periderm includes:

25 / 60

25) The first process by which water gets into the seed coat when a seed is placed in a suitable situation for germination is:

26 / 60

26) Spraying of phenyl mercuric acetate:

27 / 60

27) The first step in photosynthesis is:

28 / 60

28) Which one of the following is the link between glycolysis and Kreb’s cycle?

29 / 60

29) Nastic movement is not caused by

30 / 60

30) Photoperiodism associated with the synthesis of

31 / 60

31) The abscission layer is formed by

32 / 60

32) The leaves of Mimosa Pudica droop on touching because

33 / 60

33) Which of the following contains phytochrome?

34 / 60

34) Fertilizins are the substances emitted from

35 / 60

35) Milky water of green coconut is

36 / 60

36) Natural parthenogenesis occurs in

37 / 60

37) Point mutation is

38 / 60

38) Sewage infection of water will be demonstrated by cysts of

39 / 60

39) Tetradynamous condition of the androecium is one of the characteristic features of

40 / 60

40) Cotton belongs to the family

41 / 60

41) Which of the following has both male and female sex elements in the same flower?

42 / 60

42) For seeing a haemocoel which animal will you select?

43 / 60

43) Integuments of arthropoda are covered with

44 / 60

44) Cephalopoda is a class of animals in which

45 / 60

45) To which one of the following groups does the snake belong?

46 / 60

46) Diploblastic acoelomate condition is found in

47 / 60

47) Which of the following inflorescences is found in the sunflower?

48 / 60

48) Which one of the following is neither a prokaryote nor a eukaryote?

49 / 60

49) A bacteriophage consists of

50 / 60

50) An example of a cell devoid of nuclear membrane and mitochondria is

51 / 60

51) Bacteria having a tuft of flagella at one end are called

52 / 60

52) A free-living bacterium, capable of fixing nitrogen is

53 / 60

53) Female reproductive organs in Funaria and Riccia are

54 / 60

54) The main plant body of pteridophytes is

55 / 60

55) Winged pollen grains are found in

56 / 60

56) In one of the following, the stem is modified into tendrils

57 / 60

57) A phylloclade is the modification of a

58 / 60

58) In Ficus religiosa, pollination is effected by

59 / 60

59) Human blood group–A, B, AB & O are an example of

60 / 60

60) Pandorina, in the division chlorophyta, is considered a more advanced genus than Gonium, because it has a more differentiated

Your score is

The average score is 63%

0%

 

error: Content is protected !!
Sticky WhatsApp Button

Website Content Example

This is a demonstration of how the sticky WhatsApp button would appear on your WordPress site with the SuperMag theme.

Scroll down to see how the button stays fixed in position as you navigate the page.

Scroll to see the sticky behavior

Chat with us on WhatsApp!