To crack the KVS PGT/ TGT/ PRT 2018 Exam, candidates must practice the previous year papers of the different subjects for which they are applying this year. It will help them in improving their speed of attempting maximum questions in minimum time with accuracy. So, in this article we have shared the KVS PGT Biology Previous Year Paper alongwith their answers.
KVS PGT Biology Previous Year Paper with Answers |
1. Which of the following belongs to Mollusca?
A) Cray fish
B) Jelly fish
C) Cuttle fish
D) Hag fish
Ans. C
2. Who proposed the "Recapitulation Theory"?
A) Lamarck
B) Darwin
C) Hugo De Vries
D) Haeckel
Ans. D
3. 10% energy transfer law in food chain was first given by
A) Lindemann
B) Tansley
C) Elton
D) Odum
Ans. A
4. In Paramecium, the process of reconstruction of nuclei in a single individual which takes place without the fusion of gametic nuclei is known as
A) Cytogamy
B) Automixis
C) Hernixis
D) Endomixis
Ans. D
5. In which of the canal system spongocoel is lined by choanocytes?
A) Asconoid type
B) Syconoid type
C) Leuconoid type
D) Syconoid and Leuconoid type
Ans. A
6. Nematocysts are present in which of the following phylum?
A) Coelenterata
B) Porifera
C) Nemanthelmanthis
D) Echinodermata
Ans. A
7. Oxygen dissociation curve of Haemoglobin is
A) Hyperbolic
B) Hypobolic
C) Sigmoid
D) Linear
Ans. C
8. Cirrhosis is caused by taking excess of
A) Cocaine
B) Nicotine
C) Alcohol
D) Opium
Ans. C
9. Sarcolemma is membrane found in
A) Nerve fibre
B) Skeletal muscle fibre
C) Cardiac muscle
D) Heart
Ans. B
10. The regular sequence of cell cycle is
A) S, GI, M. G2
B) GI. S. M, G2
C) G1, S, G2, M
D) G1. G2, S, M
Ans. C
Click here to download the Previous Year Question Papers for KVS PGT/ PGT/ PRT Exam
11. Haemophilia is caused by
A) Extra autosome
B) Extra sex chromosome
C) Gene mutation in sex chromosome
D) Gene mutation in autosome
Ans. C
12. Animals leading aquatic life show adaptations.
A) Natatorial
B) Volant
C) Cursorial
D) Fossorial
Ans. A
13. The hormone that promotes reabsorption of water from glomerular filtrate is
A) Vasopressin
B) Oxytocin
C) Relaxin
D) Calcitonin
Ans. A
14. Crossing over takes between
A) Sister chromatids
B) Sister and non-sister chromatids
C) Non-sister chromatids
D) Centromeres
Ans. C
15. Syphilis, a sexually transmitted disease is caused by
A) Leptospira
B) Pasteurella
C) Treponema
D) Vibrio
Ans. C
16. DNA synthesis occurs in
A) GI Phase
B) G, Phase
C) M Phase
D) S Phase
Ans. D
17. Cancer of stomach. liver and lungs is known as
A) Sarcoma
B) Carcinoma
C) Leukemia
D) Myeloma
Ans. B
18. As there are only 20 amino acids, only this system of coding can be effective for the innumerable proteins present inside the body
A) Double codon system
B) Triplet codon system
C) Both single and double codon system
D) Singlet codon system
Ans. B
19. Tricuspid valve in the heart of eutherians is present between
A) Left auricle and left ventricle
B) Right and left auricle
C) Right auricle and right ventricle
D) Right and left ventricle
Ans. C
20. Which of the following is called the Age of Fishes?
A) Devonian
B) Carboniferous
C) Jurassic
D) Pleistocene
Ans. A
21. Fungi differ from algae in having
A) Chlorophyll
B) Starch as reserve food
C) Cell wall made up of cellulose
D) Cell wall made up of chitin and cellulose
Ans. D
22. In dicot stem, xylem is
A) Poly-arch
B) Endarch
C) Exarch
D) Mesarch
Ans. B
23. Most acceptable theory for ascent of sap is
A) Pulsation theory
B) Root pressure theory
C) Cohesion-tern theory
D) Both A) and B)
Ans. C
24. Which one of the following immunoglobulins can cross placent?
A) IgA
B) IgD
C) IgG
D) IgM
Ans. C
25. Monoclonal antibodies are produced by
A) Immortalization of myeloma cells
B) Immortalization of lymphocytes
C) Fusion of myeloma cells and B cells
D) Fusion myeloma cells and T cells
Ans. C
26. Dark reaction of photosynthesis occurs in the
A) Membrane of the stroma lamellae
B) Stroma of the chloroplast outside the lamellae
C) Space between the two membrane of chloroplast
D) Thylakoid membrane of grana
Ans. B
27. Two words comprising binomial nomenclature are
A) Family and Genus
B) Order and Family
C) Genus and Species
D) Species and Variety
Ans. C
28. Birds differ from bats in the absence of
A) Homothermy
B) Four chambered heart
C) Trachea
D) Diaphragm
Ans. D
29. What is the full form BOD?
A) Biological Ozone Demand
B) Biological Oxygen Demand
C) Biotic Oxygen Demand
D) Biological Oxygen Deficiency
Ans. B
30. Female game angiosperms is microscopic and represented by
A) Ovule
B) Nucellus
C) Megaspore mother cell
D) Embryo sac
Ans. D
Click here to know the Best Books for KVS PGT/ PGT/ PRT Exam Preparation
31. Corpus luteum secretes
A) LH
B) Estrogen
C) Progesterone
D) FSH
Ans. C
32. The nutritive cells found in the seminiferous tubules are
A) Leydig cells
B) Sertoli cells
C) Spermatogonial cells
D) Chromaffm cells
Ans. B
33. Which one is released from the ovary?
A) Primary oocyte
B) Secondary oocyte
C) Ovum
D) Oogonium
Ans. B
34. Middle piece of a mammalian sperm contains
A) Nucleus B) Centriole
C) Mitochondria
D) Vacuole
Ans. C
35. Contraceptive oral pills help in birth control by
A) Preventing ovulation
B) Killing ova
C) Killing sperms
D) Forming barriers between sperm and ova
Ans. A
36. Maltose is an oligosaccharide, made up of two monosaccharides, which are
A) Glucose and fructose
B) Fructose and fructose
C) Glucose and glucose
D) Galactose and glucose
Ans. C
37. Chiasmata are first seen during
A) Leptotene
B) Pachytene
C) Zygotene
D) Diplotene
Ans. D
38. The substance used in the tissue culture medium for induction of shoots in callus is
A) ABA
B) GA3
C) IAA
D) Kinetin
Ans. D
39. The most common indicator organisms that represent polluted waters is
A) E. coli
B) S. typhi
C) C. vibrio
D) Entamoeba
Ans. A
40. HIV has a protein coat and a genetic material which is
A) ss DNA
B) ss RNA
C) ds DNA
D) ds RNA
Ans. B
Click here to know the Previous Year Cut-Off of KVS PGT/ PGT/ PRT Exam
41. The association of algae and fungi for the formation of lichens is an example of
A) Parasitism
B) Mutualism
C) Amensalism
D) Predation
Ans. B
42. When the pollen tube enters the ovule in the ovary of a plant through micropylar end, it is known as
A) Chalazogamy
B) Mesogamy
C) Porogamy
D) Autogamy
Ans. C
43. Zymogen cells of gastric glands produce
A) Chymotrypsin
B) Trypsin
C) Pepsin
D) Pepsinogen
Ans. D
44. The gas that contributes most to the greenhouse effect is
A) CFC
B) Freon
C) CO2
D) CH4
Ans. C
45. Genetic drift operates only in
A) Smaller population
B) Larger population
C) Mendelian population
D) Island population
Ans. A
46. Double fertilization in angiosperm was discovered by
A) Strasburger
B) Maheswari
C) J.C. Bose
D) Nawaschin
Ans. D
47. In xerarch, primary succession starts with
A) Lichen
B) Hearts
C) Trees
D) Animals
Ans. A
48. Human blood group inheritance is which type of dominance?
A) Complete dominance
B) Incomplete dominance
C) Codominance
D) Irregular dominance
Ans. C
49. The 3 dimensional L-shaped form is characteristic of
A) r-RNA
B) t-RNA
C) DNA
D) m-RNA
Ans. B
50. Which of the following gases was not used by Stanley and Miller in their experiment?
A) Hydrogen
B) Methane
C) Ammonia
D) Oxygen
Ans. D
Click here for Frequently Asked Questions (FAQs) for KVS PGT/ PGT/ PRT Recruitment 2018
51. Which of the following biotic communities would have trees?
A) Tundra
B) Taiga
C) Shrubland
D) Intertidal zone
Ans. B
52. Eggs having yolk in their center and cytoplasm in the peripheral layer are called
A) Isolecithal
B) Microlecithal
C) Cenrolecithal
D) Telolecithal
Ans. C
53. Chlorosis in plants occur due to deficiency of
A) Zn
B) Ca
C) Cl
D) B
Ans. A
54. What is the respiratory quotient of glucose?
A) 0
B) 0.8
C) 0.71
D) 1.0
Ans. D
55. What is the name of complex V in electron transport chain?
A) Cytochrome Oxidase
B) Fof1-ATP synthase
C) Succinate-Ubiquinone reductase complex
D) Ubiquinone cytochrome c oxidoreductase
Ans. B
56. Which of the following cell organelle is in continuation with the outer membrane of nucleus?
A) Lysosomes
B) Endoplasmic Reticulum
C) Mitochondria
D) Peroxisomes
Ans. B
57. Okazaki fragments are formed during
A) Transformation
B) Recombination
C) Crossing over
D) Replication
Ans. D
58. The first product formed in C3 cycle is
A) 3-phosphoglyceric acid
B) 1, 3 Diphosphoglyceric acid
C) Dihydoxyacetone 3-phosphate
D) Glyceraldehyde 3 phosphate
Ans. A
59. Capacitation of sperms involve a change in
A) Sperm size
B) Acrosome membrane
C) Mitochondria! alignment
D) Nuclear chromatin
Ans. B
60. Tunica albuginea is the covering of
A) Spleen
B) Heart
C) Testes
D) Lungs
Ans. C
61. The aleurone layer in maize grains is especially rich in
A) Starch
B) Auxins
C) Lipids
D) Proteins
Ans. D
62. The essential parts of a flower are
A) Calyx and corolla
B) Galyx and androecium
C) Corolla and gynoecium
D) And Secium and gynoecium
Ans. D
63. Blood will lose maximum oxygen when it passes through
A) Alveolar capillaries
B) Tissue capillaries
C) Arteries
D) Veins
Ans. B
64. Sulphur containing amino acids are
A) Tryptophan
B) Valine. Lysine. Cystine
C) Cysteine. Methionine, Cystire
D) Glutamic acid and Aspartic acid
Ans. C
65. DNA is not found in
A) Nucleus
B) Ribosomes
C) Plastids
D) Mitochondria
Ans. B
66. Bryophytes are not characterized by
A) Vascular tissues
B) Well-developed root system
C) Alternation of generation
D) Presence of chlorophyll
Ans. A
67. The phloem of gymnosperms differ from angiosperms in
A) Having phloem fibre
B) Having phloem parenchyma
C) Having no companion cells
D) Having no sieve tubes
Ans. C
68. The shape of chloroplast in Spirogyra is
A) Girdle shaped
B) Cup shaped
C) Parietal band shaped
D) Spiral shaped
Ans. D
69. MHC class I molecules are found on
A) Only T cells
B) Only B cells
C) RBCs
D) All nucleated cells of the body
Ans. D
70. The first gene therapy used cells altered outside the recipient's body and is called
A) in situ
B) in vivo
C) ex vivo
D) Vaccin
Ans. C
71. Annual rings in a tree signify the age of the tree. What these annual rings are made of?
A) Growing secondary phloem
B) Growing secondary xylem
C) Growing primary phloem
D) Growing primary xylem
Ans. B
72. Which of the following enzymes is an example of lyases?
A) Aldolase
B) Phosphohexoseisomerase
C) 3 phosphoglyceraldehyde dehydrogenase
D) Cytochrome oxidase
Ans. A
73. What type of epidermis is composed of flat cells?
A) Simple
B) Stratified
C) Squamous
D) Cuboidal
Ans. C
74. What is actin?
A) Myofilament
B) Myosin
C) Muscle fibre
D) Myofibrils
Ans. A
75. The essential ion for muscle contraction is
A) Sodium
B) Chloride
C) Potassium
D) Calcium
Ans. D
76. Which of the following disease is caused by virus and transmitted by mosquito?
A) Typhus
B) Plague
C) Trypansomiasis
D) Yellow fever
Ans. D
77. The maximum quantity of air one can expire after maximal inspiration is known as
A) Residual air
B) Vital capacity
C) Tidal volume
D) Total lung capacity
Ans. B
78. Vagus nerve is number
A) IX
B) X
C) VII
D) V
Ans. B
79. First artificial gene was synthesized by
A) Nirenberg
B) Mendel
C) Morgan
D) Khorana
Ans. D
80. Structures involved in genetic engineering is
A) Plasmids
B) Codon
C) Plastid
D) Scissors
Ans. A
Practice makes the man perfect! The more you will practice, the more accuracy you will gain which will eventually lead you to a high score in the exam. Practice will help you in avoiding silly mistakes and making unnecessary guess works while attempting the Biology Paper of KVS PGT 2018 Exam. Therefore, practicing previous year papers will help you in achieving accuracy and high score in KVS PGT/ TGT/ PRT 2018 Exam.
