BIOLOGY -PAGE 9
1. Incubation period of Treponema Pallidum is about
(A) 2 to 14 days (B) 7 to 21 days (C) 1 to 2 weeks (D) 3 to 4 weeks
Ans: D
2. In Angiosperms, megaspores formed after meiosis of megaspore mother cell are arranged in _______
(A) Isobilateral tetrad (B) Linear tetrad (C) Tetrahedral tetrad (D) T-shaped tetrad
Ans: B
3. The codon sequence on coding strand of transcription unit is ATG GTG AGC TACGCG. What will be the codon sequence on mRNA formed on template strand?
(A) ATG GTG AGC TAC GCG
(B) GCG TAC AGC GTG ATG
(C)TAC CAC TGC ATG CGC
(D) AUG GUG AGC UAC GCG
Ans: D
4. A cross between two pea plants tall with axial flowers and dwarf with terminal flowers produced offsprings tall with axial flowers and tall with terminal flowers in the ratio 1:1 What will be the genotype of parents ?
(A)TTAa x ttaa (B)TtAa x ttaa (C) TtAA x ttaa (D) TTAA x ttaa
Ans: D
5. Which one of the following is used by green sulphur bacteria for reduction of CO2 to CH2O?
(A)H2S (B)H2O (C)CH4 (D)NH4
Ans: A
6. During aerobic respiration the final electron acceptor is
(A) Cyto b (B) NADH2 (C) Water (D) Oxygen
Ans: D
7. In quantitative inheritance, when a character is controlled by two pairs of genes, the ratio obtained in F2 generation is________
(A) 1 : 2 : 1 (B) 1 : 4 : 6 : 4 : 1 (C) 9 : 3 : 3 : 1 (D) 1:6:15:20:15:6:1
Ans: B
8. Which one of the following pigment functions as a reaction center in photosynthesis ?
(A) Chlorophyll-a (B) Xanthophyll (C) Carotenoid (D) Anthocyanin
Ans: A
9. Remarkable increase in rice production from 35 million tones to 89.5 million tones during 1960 – 2000 was mainly due to___________
(A) Improved semidwarf varieties (B) Introduction of Golden rice
(C) Increased use of chemical fertilizers (D) Cultivation of wild varieties
Ans: A
10. Which of the following is the first cell of female gametophytic generation in Angiosperms ?
(A) Megaspore mother cell (B) Microspore mother cell (C) Functional megaspore (D) Egg cell
Ans: C
11. The CORRECT sequence of events during double fertilization in Angiosperms is
(A) Triple fusion, syngamy, porogamy (B)Syngamy, triple fusion,porogamy
(C) Porpgamy, syngamy,triple fusion (D)Syngamy, porogamy,triple fusion
Ans: C
12. When genomic DNA is fragmented and cloned, the screening of desired gene is done by using
(A) Plasmid DNA (B) DNA probes (C) Southern blotting (D) PCR technique
Ans: B
13. The guano deposits are obtained from the excreta of__________
(A) Reptiles (B) Human (C) Marine birds (D) Micro-organisms
Ans: C
14. Two alternative forms of a gene or alleles are located on_______
(A) Identical loci of the same chromosome (B) Non-identical loci of the same chromosome
(C) Identical loci of homologous chromosomes (D) Non-identical loci of homologous chromosomes
Ans: C
15. Agrobacterium tumefaciens is most widely used for gene transfer because ___________
(A) it cause crown gall tumours (B) of its ability to insert Ti plasmid into nuclear genome
(C) it can grow anywhere (D) it has ability to kill pathogenic bacteria
Ans: B
16. Which of the following event does NOT lead into secondary succession?
(A) All organisms that existed are lost (B) Where no living organisms ever existed
(C) Abandoned crop filed (D) Land affected by flood
Ans: B
17. A nucleosome along with linker DNA consists of_________
(A) eight molecules of histones and 146 base pairs (B) eight molecules of histones and 200 base pairs
(C) nine molecules of histones and 146 base pairs (D) nine molecules of histones and 200 base pairs
Ans: D
18. During dihybrid cross, in the F2 generation, the ratio of individuals showing one dominant and the other recessive character will be _______of parents with contrasting characters.
(A) 4/6 (B) 6/16 (C) 8/16 (D) 9/16
Ans: B
19. In an ecological succession the pioneers are generally________
(A) Autotrphs (B) Carnivores (C) Herbivores (D) Detrivores
Ans: A
20. Given below are some antibiotics and their microbial source. Match the correct pairs.
(1) Chloromycetin (a) Streptomyces griseus
(2) Erythromycin (b) Penicillium chrysogenum
(3) Penicillin (c) Streptomyces erythreus
(4) Streptomycin (d) Streptomyces venezuelae
(A) 1 –a,2 –b,3 –c,4 -d (B) 1 –c,2 –c,3 –b, 4 -a (C) 1 –b,2 –d,3 –a, 4 -c (D) 1 –c,2 –c,3 –b, 4 -b
Ans: B
21. In plasmid pBR 322, ‘BR’ stands for
(A) Baculovirus and Retrovirus (B) Boyer and Reed (C) Boliver and Rodrigues (D) Bacillus and Rhizobium
Ans: C
22. How many gluco molecules are required for the formation of 52 pyruvic acid molecules at the end of glycolysis ?
(A) 52 (B) 46 (C) 32 (D) 26
Ans: D
23. The pitch angle of deflection between two successive base in DNA double helix is _______ degree
(A) 20 deg (B) 34 deg (C) 36 deg (D) 360 deg
Ans: C
24. Which one of the following processes involved in alcohol production is NOT involved in wine production ?
(A) Melting (B) Mashing (C) Fermentation (D) Distillation
Ans: D
25. Which one of the following is formed as a result of cyclic photophosphorylation ?
(A) NADPH2 (B)O2 (C)ATP (D)H2O
Ans: C
26. Which one of the following is embryo sac of angiosperms shows filiform apparatus ?
(A) Antipodals (B) Polar nuclei (C) Egg (D) Synergids
Ans: D
27. Which one of the following organism’s plasmid was used successfully for the first time as a vector by Stanley Cohen and Herbert Boyer ?
(A) Salmonella typhimurium (B) Streptococcus pneumoniae (C) Staphylococcus aureus (D) Streptococcus pneumoniae
Ans: A
28. During a dihybrid cross with contrasting characters in the F2 generation parental genotypes will appear in_______ ratio.
(A) 1/16 (B)2/16 (C)3/16 (D) 9/16
Ans: B
29. The wall of pollen tube is made up of
(A) Cellulose and Pectin (B) Only sporopollenin (C) Lignin and Pectin (D) Pectin and Sporopollenin
Ans: A
30. The micro consumers are commonly called_________
(A) Autotrophs (B) Herbivores (C) Decomposers (D) Carnivores
Ans: C
31. Which one of the following statement is CORRECT ?
(A) Fertilization in human takes place in womb (B) Zygote contains haploid number of chromosomes
(C) Fertilization membrane avoids polyspermy (D) Primary oocyte inhibits the process of oogenesis
Ans: C
32. Osmoreceptors are present in the
(A) Hypothalamus (B) Hypophysis (C) Epiphysis (D) Epithalamus
Ans: A
33. The parietal and temporal lobes are separated by
(A) Central sulcus (B) Longitudinal fissure (C) Lateral sulcus (D) Parieto-occipital sulcus
Ans: C
34. The corpus callosum interconnects
(A) Cerebral hemispheres (B) Cerebellar hemispheres (C) Corpora quadrigemina (D) Crura Cerebri
Ans: A
35. The parotid salivary glands are innervated by branches of __________ nerve.
(A) Vagus (B) Spinal accessory (C) Facial (D) Glossopharyngeal
Ans: D
36. Which of the following is character of Castor plant to avoid autogamy ?
(A) Unisexuality (B) Protogyny (C) Protandry (D) Heterostyly
Ans: A
37. During hybridization offsprings with hybrid vigour superior to both parents are self pollinated for few successive generations to___________
(A) retain their parental characters (B) remove their parental characters
(C) get homozygosity (D) segregate characters
Ans: C
38 . Which of the following is the WRONG match between the plant and its character for adaptation of cross pollination ?
(A) Zostera→Bright coloured flowers with nectar (B) Bougainvillea→Petaloid bracts
(C) Passion flower →corona (D) Adansonia →Copious nectar
Ans: A
39. In Kreb’s cycle Guanosine Triphoshate is formed during the conversion of
(A) Isocitrate to oxalosuccinate (B) Oxalosuccianate to α-ketoglutarate (C) Succinyle CoA to cuccinate (D) Fumarate to malate
Ans: C
40. Mycorrhiza is
(A) Alga (B) Fungus (C) Bacteria (D) Virus
Ans: B
41. During PCR technique, the pairing of primers to ssDNA segment is called
(A) Denaturation (B) Annealing (C)Polymerisation (D)Isolation
Ans: B
42._________is the most convenient and cheap method of artificial vegetative propagation
(A) Grafting (B) Budding (C) Cutting (D) Micropropogation
Ans: C
43. Glycosidic bond exists in DNA molecule between______________
(A) Sugar and phosphate (B) Any two nitrogen bases (C) Sugar and nitrogen base (D) Purines a pyrimidines
Ans: C
44. Which of the following wall layer of anther shows fibrous thickenings of callose?
(A) Epidermis (B) Tapeum (C) Middle layer (D) Endothecium
Ans: D
45. Photosynthesis is considered as an oxidation reaction because__________
(A) CO2 is oxidised (B) H2O oxidised (C) O2 is released (D) CH2O is oxidised
Ans: B
46. Which one of the following is the CORRECT order of conversion of waste materials during biogas formation ?
(A) Monomers → polymers → methane → organic acids (B) Organic → acids→ methane → polylmers → monomers
(C) Methane → organic acids → polymers → momomers (D) Polymers → monomers → organic acids → methane
Ans: D
47. Match the plant and the part in relation to Vegetative Propagation
(1) Dahlia (a) Eyes
(2) Solanum tuberosum (b) Runner
(3) Begonia (c) Fasciculated tuberous roots
(4) Cynodon (d) Epiphyllous bunds
(A) (1)-c,(2)-a, (3)-b, (4)-d, (B) (1)-d, (2)-a, (3)-b, (2)-c,
(C) (1)-c, (2)-a, (3)-d, (2)-b, (D) (1)-b, (2)-c, (3)-a, (4)-d,
Ans: C
48. What is the outbreeding device, where the stamens and carpels mature at different times called ?
(A) Monoecy (B) Self sterility (C) Dichogamy (D) Heterostyly
Ans: C
49. In anaerobic respiration acetaldehyde is reduced to form alcohol by utilising NADH2 obtained from______
(A) Glycolysis (B) Terminal oxidation (C) Kerb’s cycle (D) Acetylation
Ans: A
50. A pair of analogous organs is
(A) Wing of brid –flipper of whale (B) Forelimbs of horse and man
(C) Wing of bird-forelimb of horse (D) Wing of insect and Wing of brid
Ans: D
(A) 2 to 14 days (B) 7 to 21 days (C) 1 to 2 weeks (D) 3 to 4 weeks
Ans: D
2. In Angiosperms, megaspores formed after meiosis of megaspore mother cell are arranged in _______
(A) Isobilateral tetrad (B) Linear tetrad (C) Tetrahedral tetrad (D) T-shaped tetrad
Ans: B
3. The codon sequence on coding strand of transcription unit is ATG GTG AGC TACGCG. What will be the codon sequence on mRNA formed on template strand?
(A) ATG GTG AGC TAC GCG
(B) GCG TAC AGC GTG ATG
(C)TAC CAC TGC ATG CGC
(D) AUG GUG AGC UAC GCG
Ans: D
4. A cross between two pea plants tall with axial flowers and dwarf with terminal flowers produced offsprings tall with axial flowers and tall with terminal flowers in the ratio 1:1 What will be the genotype of parents ?
(A)TTAa x ttaa (B)TtAa x ttaa (C) TtAA x ttaa (D) TTAA x ttaa
Ans: D
5. Which one of the following is used by green sulphur bacteria for reduction of CO2 to CH2O?
(A)H2S (B)H2O (C)CH4 (D)NH4
Ans: A
6. During aerobic respiration the final electron acceptor is
(A) Cyto b (B) NADH2 (C) Water (D) Oxygen
Ans: D
7. In quantitative inheritance, when a character is controlled by two pairs of genes, the ratio obtained in F2 generation is________
(A) 1 : 2 : 1 (B) 1 : 4 : 6 : 4 : 1 (C) 9 : 3 : 3 : 1 (D) 1:6:15:20:15:6:1
Ans: B
8. Which one of the following pigment functions as a reaction center in photosynthesis ?
(A) Chlorophyll-a (B) Xanthophyll (C) Carotenoid (D) Anthocyanin
Ans: A
9. Remarkable increase in rice production from 35 million tones to 89.5 million tones during 1960 – 2000 was mainly due to___________
(A) Improved semidwarf varieties (B) Introduction of Golden rice
(C) Increased use of chemical fertilizers (D) Cultivation of wild varieties
Ans: A
10. Which of the following is the first cell of female gametophytic generation in Angiosperms ?
(A) Megaspore mother cell (B) Microspore mother cell (C) Functional megaspore (D) Egg cell
Ans: C
11. The CORRECT sequence of events during double fertilization in Angiosperms is
(A) Triple fusion, syngamy, porogamy (B)Syngamy, triple fusion,porogamy
(C) Porpgamy, syngamy,triple fusion (D)Syngamy, porogamy,triple fusion
Ans: C
12. When genomic DNA is fragmented and cloned, the screening of desired gene is done by using
(A) Plasmid DNA (B) DNA probes (C) Southern blotting (D) PCR technique
Ans: B
13. The guano deposits are obtained from the excreta of__________
(A) Reptiles (B) Human (C) Marine birds (D) Micro-organisms
Ans: C
14. Two alternative forms of a gene or alleles are located on_______
(A) Identical loci of the same chromosome (B) Non-identical loci of the same chromosome
(C) Identical loci of homologous chromosomes (D) Non-identical loci of homologous chromosomes
Ans: C
15. Agrobacterium tumefaciens is most widely used for gene transfer because ___________
(A) it cause crown gall tumours (B) of its ability to insert Ti plasmid into nuclear genome
(C) it can grow anywhere (D) it has ability to kill pathogenic bacteria
Ans: B
16. Which of the following event does NOT lead into secondary succession?
(A) All organisms that existed are lost (B) Where no living organisms ever existed
(C) Abandoned crop filed (D) Land affected by flood
Ans: B
17. A nucleosome along with linker DNA consists of_________
(A) eight molecules of histones and 146 base pairs (B) eight molecules of histones and 200 base pairs
(C) nine molecules of histones and 146 base pairs (D) nine molecules of histones and 200 base pairs
Ans: D
18. During dihybrid cross, in the F2 generation, the ratio of individuals showing one dominant and the other recessive character will be _______of parents with contrasting characters.
(A) 4/6 (B) 6/16 (C) 8/16 (D) 9/16
Ans: B
19. In an ecological succession the pioneers are generally________
(A) Autotrphs (B) Carnivores (C) Herbivores (D) Detrivores
Ans: A
20. Given below are some antibiotics and their microbial source. Match the correct pairs.
(1) Chloromycetin (a) Streptomyces griseus
(2) Erythromycin (b) Penicillium chrysogenum
(3) Penicillin (c) Streptomyces erythreus
(4) Streptomycin (d) Streptomyces venezuelae
(A) 1 –a,2 –b,3 –c,4 -d (B) 1 –c,2 –c,3 –b, 4 -a (C) 1 –b,2 –d,3 –a, 4 -c (D) 1 –c,2 –c,3 –b, 4 -b
Ans: B
21. In plasmid pBR 322, ‘BR’ stands for
(A) Baculovirus and Retrovirus (B) Boyer and Reed (C) Boliver and Rodrigues (D) Bacillus and Rhizobium
Ans: C
22. How many gluco molecules are required for the formation of 52 pyruvic acid molecules at the end of glycolysis ?
(A) 52 (B) 46 (C) 32 (D) 26
Ans: D
23. The pitch angle of deflection between two successive base in DNA double helix is _______ degree
(A) 20 deg (B) 34 deg (C) 36 deg (D) 360 deg
Ans: C
24. Which one of the following processes involved in alcohol production is NOT involved in wine production ?
(A) Melting (B) Mashing (C) Fermentation (D) Distillation
Ans: D
25. Which one of the following is formed as a result of cyclic photophosphorylation ?
(A) NADPH2 (B)O2 (C)ATP (D)H2O
Ans: C
26. Which one of the following is embryo sac of angiosperms shows filiform apparatus ?
(A) Antipodals (B) Polar nuclei (C) Egg (D) Synergids
Ans: D
27. Which one of the following organism’s plasmid was used successfully for the first time as a vector by Stanley Cohen and Herbert Boyer ?
(A) Salmonella typhimurium (B) Streptococcus pneumoniae (C) Staphylococcus aureus (D) Streptococcus pneumoniae
Ans: A
28. During a dihybrid cross with contrasting characters in the F2 generation parental genotypes will appear in_______ ratio.
(A) 1/16 (B)2/16 (C)3/16 (D) 9/16
Ans: B
29. The wall of pollen tube is made up of
(A) Cellulose and Pectin (B) Only sporopollenin (C) Lignin and Pectin (D) Pectin and Sporopollenin
Ans: A
30. The micro consumers are commonly called_________
(A) Autotrophs (B) Herbivores (C) Decomposers (D) Carnivores
Ans: C
31. Which one of the following statement is CORRECT ?
(A) Fertilization in human takes place in womb (B) Zygote contains haploid number of chromosomes
(C) Fertilization membrane avoids polyspermy (D) Primary oocyte inhibits the process of oogenesis
Ans: C
32. Osmoreceptors are present in the
(A) Hypothalamus (B) Hypophysis (C) Epiphysis (D) Epithalamus
Ans: A
33. The parietal and temporal lobes are separated by
(A) Central sulcus (B) Longitudinal fissure (C) Lateral sulcus (D) Parieto-occipital sulcus
Ans: C
34. The corpus callosum interconnects
(A) Cerebral hemispheres (B) Cerebellar hemispheres (C) Corpora quadrigemina (D) Crura Cerebri
Ans: A
35. The parotid salivary glands are innervated by branches of __________ nerve.
(A) Vagus (B) Spinal accessory (C) Facial (D) Glossopharyngeal
Ans: D
36. Which of the following is character of Castor plant to avoid autogamy ?
(A) Unisexuality (B) Protogyny (C) Protandry (D) Heterostyly
Ans: A
37. During hybridization offsprings with hybrid vigour superior to both parents are self pollinated for few successive generations to___________
(A) retain their parental characters (B) remove their parental characters
(C) get homozygosity (D) segregate characters
Ans: C
38 . Which of the following is the WRONG match between the plant and its character for adaptation of cross pollination ?
(A) Zostera→Bright coloured flowers with nectar (B) Bougainvillea→Petaloid bracts
(C) Passion flower →corona (D) Adansonia →Copious nectar
Ans: A
39. In Kreb’s cycle Guanosine Triphoshate is formed during the conversion of
(A) Isocitrate to oxalosuccinate (B) Oxalosuccianate to α-ketoglutarate (C) Succinyle CoA to cuccinate (D) Fumarate to malate
Ans: C
40. Mycorrhiza is
(A) Alga (B) Fungus (C) Bacteria (D) Virus
Ans: B
41. During PCR technique, the pairing of primers to ssDNA segment is called
(A) Denaturation (B) Annealing (C)Polymerisation (D)Isolation
Ans: B
42._________is the most convenient and cheap method of artificial vegetative propagation
(A) Grafting (B) Budding (C) Cutting (D) Micropropogation
Ans: C
43. Glycosidic bond exists in DNA molecule between______________
(A) Sugar and phosphate (B) Any two nitrogen bases (C) Sugar and nitrogen base (D) Purines a pyrimidines
Ans: C
44. Which of the following wall layer of anther shows fibrous thickenings of callose?
(A) Epidermis (B) Tapeum (C) Middle layer (D) Endothecium
Ans: D
45. Photosynthesis is considered as an oxidation reaction because__________
(A) CO2 is oxidised (B) H2O oxidised (C) O2 is released (D) CH2O is oxidised
Ans: B
46. Which one of the following is the CORRECT order of conversion of waste materials during biogas formation ?
(A) Monomers → polymers → methane → organic acids (B) Organic → acids→ methane → polylmers → monomers
(C) Methane → organic acids → polymers → momomers (D) Polymers → monomers → organic acids → methane
Ans: D
47. Match the plant and the part in relation to Vegetative Propagation
(1) Dahlia (a) Eyes
(2) Solanum tuberosum (b) Runner
(3) Begonia (c) Fasciculated tuberous roots
(4) Cynodon (d) Epiphyllous bunds
(A) (1)-c,(2)-a, (3)-b, (4)-d, (B) (1)-d, (2)-a, (3)-b, (2)-c,
(C) (1)-c, (2)-a, (3)-d, (2)-b, (D) (1)-b, (2)-c, (3)-a, (4)-d,
Ans: C
48. What is the outbreeding device, where the stamens and carpels mature at different times called ?
(A) Monoecy (B) Self sterility (C) Dichogamy (D) Heterostyly
Ans: C
49. In anaerobic respiration acetaldehyde is reduced to form alcohol by utilising NADH2 obtained from______
(A) Glycolysis (B) Terminal oxidation (C) Kerb’s cycle (D) Acetylation
Ans: A
50. A pair of analogous organs is
(A) Wing of brid –flipper of whale (B) Forelimbs of horse and man
(C) Wing of bird-forelimb of horse (D) Wing of insect and Wing of brid
Ans: D
51. In diploid set of chromosomes, deletion or addition of a member leads to
(A) Aneuploidy (B) Euploidy (C) Polyploidy (D) Triploidy
Ans: A
52. Select the correct match : I II
i) Competition a) Tapeworm and man
ii) Commensalism b) Lichen
iii) Mutualism c) Cattle egret and cattle
iv) Parasitism d) Lions and Leopards
(A) i – d, ii – c, iii – b, iv – a
(B) i – d, ii – b, iii – c, iv – a
(C) i – c, ii – b, iii – d, iv – a
(D) i – a, ii – b, iii – d, iv – c
Ans: A
53. Lac is used in the
(A) Production of guano (B) Production of Isinglass
(C) Silvering mirrors (D) Production of soaps
Ans: C
54. Bacterial poultry diseases mainly include
(A) Avian influenza, Bronchitis, Ranikhet (B) Enteritis, TB, CRD
(C) Favus, Thrush, Aspergillosis (D) Bird Flu, Coccidiosis, Pullorum
Ans: B
55. A change in a wart or mole on the skin is observed in
(A) Adenoma (B) Carcinoma (C) Lymphoma (D) Melanoma
Ans: D
56. The spermatozoa not ejaculated are reabsorbed in the
(A) Ejaculatory duct (B) Urethra (C) Vas efferns (D) Vas deferens
Ans: D
57. All of the following are ape-men stages in origin of man EXCEPT
(A) Ramapithecus (B) Kenyapithecus (C) Dryopithecus (D) Australopithecus
Ans: C
58. Linkage groups can be separated during ________ in meiosis.
(A) Crossing over (B) Synapsis (C) Tetrad formation (D) Terminalization
Ans: A
59. In an angiosperm a female plant having 2n = 12. What will be the chromosome number of endosperm?
(A) 12 (B) 18 (C) 24 (D) 30
Ans: D
60. During replication of DNA, the two strands of the double helix are separated From each other under the influence of enzyme________
(A) rep-protein (B) SSBP (C) initiator protein (D) DNA polymerase
Ans: A
61. Identify the INCORRECT statement from the following with reference to lac operon.
(A) It is a unit of gene expression and regulation for lactose sugar metabolism in E. Coli
(B) Lactose sugar enters the cell due to the activity of enzyme permease.
(C) Operators are present between promoters and structural genes.
(D) The structural gene ‘z’ code for β-galactosidase, ‘y’ for transacetylase and ‘a’ for permease.
Ans: D
62. High levels of Aspartic acid, low nitrogen and sugar content in maize plants prevent the attack by________
(A) Aohids (B) Jassids (C) Boll worms (D) Stem bores
Ans: D
63. The common feature in CAM and C4 plants is________
(A) Stomata open only during night (B) Acid concentration increases during night
(C) Both C3 and C4 pathway occur (D)Having Kranz anatomy
Ans: C
64. Which one of the following electron acceptor is present in respiratory chain ?
(A) Cytochrome f (B) Cytochrome a3
(C) Plastocyanin (D) Ferredoxin
Ans: B
65. Select the group of animals adapted for ammonotelism, guanotelism and ureotelism respectively from the following
(A) Tadpole larva of frog, spider, pigeon
(B) Scorpion, turtle and labeo
(C) Catla, penguin and cat
(D) Cobra, cockroach and Bombay duck
Ans: C
66. Muscular ridges at inner surface of ventricles are called
(A) Chordae tendinate (B) Inter ventricular septum (C) Papillary muscle (D) Trabeculae carnae
Ans: D
67. Which of the following is NOT a breed of buffalo?
(A) Gir (B) Nili (C) Nagpuri (D) Surti
Ans: A
68. Which of the following organisms is NOT involved in genome sequencing and mapping technique?
(A) Drosophila melanogaster (B) E.Coli (C) Mus musculus (D) Salmonella typhi
Ans: D
69. The most common chemical compounds formed in Urey-Miller’s experiment were
(A) Amino acids (B) Ammonia (C)Methane (D) Vitamins
Ans: A
70. Select the CORRECT pair of endodermal derivatives.
(A) Adrenal medulla- Dermis of skin (B) Lungs-Thyroid gland (C) Lymphatic vessel-Vagina (D) Retina-Tonsil
Ans: B
71. One of the most polluted river in Maharashtra is
(A) Brahmaputra (B) Ganga (C) Jamuna (D) Panchaganga
Ans: D
72. Hypercalcemic hormone is
(A) Aldosterone (B) Calcitriol (C) PTM (D)TCT
Ans: C
73. An oral contraceptive pill checks
(A)Fertilization (B) Implantation (C) Infection (D) Ovulation
Ans: D
74. AB blood group was discovered by
(A) Decastello and Sturli (B) Karl Landsteiner (C) William Harvey (D) Wallace Alfred
Ans: A
75. The process by which primary germinal layers are formed is called
(A) Blastulation (B) Cleavage (C) Gastrulation (D) Implantation
Ans: C
(A) Aneuploidy (B) Euploidy (C) Polyploidy (D) Triploidy
Ans: A
52. Select the correct match : I II
i) Competition a) Tapeworm and man
ii) Commensalism b) Lichen
iii) Mutualism c) Cattle egret and cattle
iv) Parasitism d) Lions and Leopards
(A) i – d, ii – c, iii – b, iv – a
(B) i – d, ii – b, iii – c, iv – a
(C) i – c, ii – b, iii – d, iv – a
(D) i – a, ii – b, iii – d, iv – c
Ans: A
53. Lac is used in the
(A) Production of guano (B) Production of Isinglass
(C) Silvering mirrors (D) Production of soaps
Ans: C
54. Bacterial poultry diseases mainly include
(A) Avian influenza, Bronchitis, Ranikhet (B) Enteritis, TB, CRD
(C) Favus, Thrush, Aspergillosis (D) Bird Flu, Coccidiosis, Pullorum
Ans: B
55. A change in a wart or mole on the skin is observed in
(A) Adenoma (B) Carcinoma (C) Lymphoma (D) Melanoma
Ans: D
56. The spermatozoa not ejaculated are reabsorbed in the
(A) Ejaculatory duct (B) Urethra (C) Vas efferns (D) Vas deferens
Ans: D
57. All of the following are ape-men stages in origin of man EXCEPT
(A) Ramapithecus (B) Kenyapithecus (C) Dryopithecus (D) Australopithecus
Ans: C
58. Linkage groups can be separated during ________ in meiosis.
(A) Crossing over (B) Synapsis (C) Tetrad formation (D) Terminalization
Ans: A
59. In an angiosperm a female plant having 2n = 12. What will be the chromosome number of endosperm?
(A) 12 (B) 18 (C) 24 (D) 30
Ans: D
60. During replication of DNA, the two strands of the double helix are separated From each other under the influence of enzyme________
(A) rep-protein (B) SSBP (C) initiator protein (D) DNA polymerase
Ans: A
61. Identify the INCORRECT statement from the following with reference to lac operon.
(A) It is a unit of gene expression and regulation for lactose sugar metabolism in E. Coli
(B) Lactose sugar enters the cell due to the activity of enzyme permease.
(C) Operators are present between promoters and structural genes.
(D) The structural gene ‘z’ code for β-galactosidase, ‘y’ for transacetylase and ‘a’ for permease.
Ans: D
62. High levels of Aspartic acid, low nitrogen and sugar content in maize plants prevent the attack by________
(A) Aohids (B) Jassids (C) Boll worms (D) Stem bores
Ans: D
63. The common feature in CAM and C4 plants is________
(A) Stomata open only during night (B) Acid concentration increases during night
(C) Both C3 and C4 pathway occur (D)Having Kranz anatomy
Ans: C
64. Which one of the following electron acceptor is present in respiratory chain ?
(A) Cytochrome f (B) Cytochrome a3
(C) Plastocyanin (D) Ferredoxin
Ans: B
65. Select the group of animals adapted for ammonotelism, guanotelism and ureotelism respectively from the following
(A) Tadpole larva of frog, spider, pigeon
(B) Scorpion, turtle and labeo
(C) Catla, penguin and cat
(D) Cobra, cockroach and Bombay duck
Ans: C
66. Muscular ridges at inner surface of ventricles are called
(A) Chordae tendinate (B) Inter ventricular septum (C) Papillary muscle (D) Trabeculae carnae
Ans: D
67. Which of the following is NOT a breed of buffalo?
(A) Gir (B) Nili (C) Nagpuri (D) Surti
Ans: A
68. Which of the following organisms is NOT involved in genome sequencing and mapping technique?
(A) Drosophila melanogaster (B) E.Coli (C) Mus musculus (D) Salmonella typhi
Ans: D
69. The most common chemical compounds formed in Urey-Miller’s experiment were
(A) Amino acids (B) Ammonia (C)Methane (D) Vitamins
Ans: A
70. Select the CORRECT pair of endodermal derivatives.
(A) Adrenal medulla- Dermis of skin (B) Lungs-Thyroid gland (C) Lymphatic vessel-Vagina (D) Retina-Tonsil
Ans: B
71. One of the most polluted river in Maharashtra is
(A) Brahmaputra (B) Ganga (C) Jamuna (D) Panchaganga
Ans: D
72. Hypercalcemic hormone is
(A) Aldosterone (B) Calcitriol (C) PTM (D)TCT
Ans: C
73. An oral contraceptive pill checks
(A)Fertilization (B) Implantation (C) Infection (D) Ovulation
Ans: D
74. AB blood group was discovered by
(A) Decastello and Sturli (B) Karl Landsteiner (C) William Harvey (D) Wallace Alfred
Ans: A
75. The process by which primary germinal layers are formed is called
(A) Blastulation (B) Cleavage (C) Gastrulation (D) Implantation
Ans: C
76. Match List-I with List-II and select the correct answer from the codes given below the lists—List-I
(a) Cusec
(b) Byte
(c) Richter
(d) Bar
List-II
1. Pressure
2. Intensity of Earthquake
3. Rate of Flow
4. Computer
Codes :(a) (b) (c) (d)
(A) 1 2 3 4
(B) 3 4 2 1
(C) 4 3 2 1
(D) 3 4 1 2
Ans: B
77. Which one of the following is used as the coolant in the ‘Fast Breeder Test Reactor’ at Kalpakkam?
(A) Carbon dioxide
(B) Heavy water
(C) Seawater
(D) Molten sodium
Ans: D
78. Artificial light can--
(A) Destroy chlorophyll
(B) Synthesise chlorophyll
(C) Bring about photosynthesis
(D) Not bring about photosynthesis
Ans: C
79. Which of the following alloys has a maximum percentage of copper?
(A) Brass
(B) Bronze
(C) German Silver
(D) Gunmetal
Ans: D
80. Match List-I with List-II and select the correct answer from codes given below--
List-I (Institute)
(a) National Institute of Nutrition
(b) Wild Life Institute of India
(c) National Institute of Ayurveda
(d) National Institute of Naturopathy
List-II (Place)
1. Pune
2. Jaipur
3. Dehradun
4. Hyderabad
Codes :
(a) (b) (c) (d)
(A) 1 2 3 4
(B) 2 3 4 1
(C) 3 4 1 2
(D) 4 3 2 1
Ans : D
81. Match List-I with List-II and select the correct answer using the codes given below the lists--
List-I
(a) Cardiologist
(b) Nephrologist
(c) Urologist
(d) Oculist
List-II
1. Eye
2. Urinary Tract
3. Heart
4. Kidney
Codes :
(a) (b) (c) (d)
(A) 3 4 2 1
(B) 4 3 1 2
(C) 1 2 4 3
(D) 2 1 3 4
Ans : A
82. Thiamine is--
(A) Vitamin C
(B) Vitamin B2
(C) Vitamin B6
(D) Vitamin B1
Ans : D
83. All of the following diseases are caused by virus except--
(A) Jaundice
(B) Influenza
(C) Mumps
(D) Typhoid
Ans: D
84. The bones are held together by elastic tissues are called--
(A) Ligaments
(B) Fibrous tissues
(C) Fibrin
(D) Muscular tissues
Ans: A
85. Muscle fatigue in humans occurs due to the accumulation of--
(A) Lactic acid
(B) Pyruvic acid
(C) Oxalic acid
(D) Uric acid
Ans: A
(a) Cusec
(b) Byte
(c) Richter
(d) Bar
List-II
1. Pressure
2. Intensity of Earthquake
3. Rate of Flow
4. Computer
Codes :(a) (b) (c) (d)
(A) 1 2 3 4
(B) 3 4 2 1
(C) 4 3 2 1
(D) 3 4 1 2
Ans: B
77. Which one of the following is used as the coolant in the ‘Fast Breeder Test Reactor’ at Kalpakkam?
(A) Carbon dioxide
(B) Heavy water
(C) Seawater
(D) Molten sodium
Ans: D
78. Artificial light can--
(A) Destroy chlorophyll
(B) Synthesise chlorophyll
(C) Bring about photosynthesis
(D) Not bring about photosynthesis
Ans: C
79. Which of the following alloys has a maximum percentage of copper?
(A) Brass
(B) Bronze
(C) German Silver
(D) Gunmetal
Ans: D
80. Match List-I with List-II and select the correct answer from codes given below--
List-I (Institute)
(a) National Institute of Nutrition
(b) Wild Life Institute of India
(c) National Institute of Ayurveda
(d) National Institute of Naturopathy
List-II (Place)
1. Pune
2. Jaipur
3. Dehradun
4. Hyderabad
Codes :
(a) (b) (c) (d)
(A) 1 2 3 4
(B) 2 3 4 1
(C) 3 4 1 2
(D) 4 3 2 1
Ans : D
81. Match List-I with List-II and select the correct answer using the codes given below the lists--
List-I
(a) Cardiologist
(b) Nephrologist
(c) Urologist
(d) Oculist
List-II
1. Eye
2. Urinary Tract
3. Heart
4. Kidney
Codes :
(a) (b) (c) (d)
(A) 3 4 2 1
(B) 4 3 1 2
(C) 1 2 4 3
(D) 2 1 3 4
Ans : A
82. Thiamine is--
(A) Vitamin C
(B) Vitamin B2
(C) Vitamin B6
(D) Vitamin B1
Ans : D
83. All of the following diseases are caused by virus except--
(A) Jaundice
(B) Influenza
(C) Mumps
(D) Typhoid
Ans: D
84. The bones are held together by elastic tissues are called--
(A) Ligaments
(B) Fibrous tissues
(C) Fibrin
(D) Muscular tissues
Ans: A
85. Muscle fatigue in humans occurs due to the accumulation of--
(A) Lactic acid
(B) Pyruvic acid
(C) Oxalic acid
(D) Uric acid
Ans: A
86. Solar radiation plays the most important role in the--
(A) Carbon cycle
(B) Oxygen cycle
(C) Water cycle
(D) Nitrogen cycle
Ans : A
87. The smallest bone of our body is found in our--
(A) Ear
(B) Nose
(C) Eye
(D) Toe
Ans : A
88. ELISA Test is carried out for detection of--
(A) AIDS
(B) Typhoid
(C) Cancer
(D) Pregnancy
Ans : A
89. ‘The National Science Day’ is observed on--
(A) February 28
(B) March 8
(C) March 15
(D) March 31
Ans : A
90. Which one of the following diseases is not caused by Virus ?
(A) Polio
(B) Jaundice
(C) Small Pox
(D) Diphtheria
Ans : D
91. Which one of the following human organs is less susceptible to harmful radiations ?
(A) Eyes
(B) Heart
(C) Brain
(D) Lungs
Ans : D
92. Which one of the following is essential for plants to produce their food ?
(A) Oxygen
(B) Starch
(C) Carbon dioxide
(D) Proteins
Ans : C
93. The organ of the human body directly affected by the disease of Hepatitis is--
(A) Liver
(B) Lungs
(C) Heart
(D) Brain
Ans : A
94. What is the function of a Pacemaker ?
(A) It decreases the heart beat
(B) It regulates heart beat
(C) It increases heart beat
(D) It accelerates blood supply to heart
Ans : B
95. Which one of the following is not correct ?
(A) Theory of evolution was propounded by Charles Darwin
(B) The breaking apart of the nucleus of an atom is called fusion
(C) Dry ice is nothing but solid carbon dioxide
(D) Telephone was invented by Graham Bell
Ans : B
96. Match List-I with List-II and select your answer from the codes given below--
List-I
(a) The bird that never makes its nest
(b) The animal that shakes off its tail
(c) Largest living creature
(d) Most intelligent animal
List-II
1. Lizard
2. Chimpanzee
3. Cuckoo
4. Blue whale
Codes :
(a) (b) (c) (d)
(A) 1 2 3 4
(B) 3 1 4 2
(C) 4 3 2 1
(D) 1 3 2 4
Ans : B
97. In the manufacture of glass the raw materials used are--
(A) sand, mica, sulphur
(B) sand, soda, mica
(C) sand, soda, quartz
(D) sand, soda, sulphur
Ans : C
(A) Carbon cycle
(B) Oxygen cycle
(C) Water cycle
(D) Nitrogen cycle
Ans : A
87. The smallest bone of our body is found in our--
(A) Ear
(B) Nose
(C) Eye
(D) Toe
Ans : A
88. ELISA Test is carried out for detection of--
(A) AIDS
(B) Typhoid
(C) Cancer
(D) Pregnancy
Ans : A
89. ‘The National Science Day’ is observed on--
(A) February 28
(B) March 8
(C) March 15
(D) March 31
Ans : A
90. Which one of the following diseases is not caused by Virus ?
(A) Polio
(B) Jaundice
(C) Small Pox
(D) Diphtheria
Ans : D
91. Which one of the following human organs is less susceptible to harmful radiations ?
(A) Eyes
(B) Heart
(C) Brain
(D) Lungs
Ans : D
92. Which one of the following is essential for plants to produce their food ?
(A) Oxygen
(B) Starch
(C) Carbon dioxide
(D) Proteins
Ans : C
93. The organ of the human body directly affected by the disease of Hepatitis is--
(A) Liver
(B) Lungs
(C) Heart
(D) Brain
Ans : A
94. What is the function of a Pacemaker ?
(A) It decreases the heart beat
(B) It regulates heart beat
(C) It increases heart beat
(D) It accelerates blood supply to heart
Ans : B
95. Which one of the following is not correct ?
(A) Theory of evolution was propounded by Charles Darwin
(B) The breaking apart of the nucleus of an atom is called fusion
(C) Dry ice is nothing but solid carbon dioxide
(D) Telephone was invented by Graham Bell
Ans : B
96. Match List-I with List-II and select your answer from the codes given below--
List-I
(a) The bird that never makes its nest
(b) The animal that shakes off its tail
(c) Largest living creature
(d) Most intelligent animal
List-II
1. Lizard
2. Chimpanzee
3. Cuckoo
4. Blue whale
Codes :
(a) (b) (c) (d)
(A) 1 2 3 4
(B) 3 1 4 2
(C) 4 3 2 1
(D) 1 3 2 4
Ans : B
97. In the manufacture of glass the raw materials used are--
(A) sand, mica, sulphur
(B) sand, soda, mica
(C) sand, soda, quartz
(D) sand, soda, sulphur
Ans : C