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1. Severe deficiency of Vitamin-D results in
(A) scurvy
(B) osteomalacia
(C) night blindness
(D) rickets
2. People living in high altitudes (like mountains) usually have a
(A) smaller number of Red Blood Cells
(B) larger number of White Blood Cells
(C) smaller number of White Blood Cells
(D) larger number of Red Blood Cells
3. The average adult has a blood volume of about __________ liters.
(A) 5
(B) 5.5
(C) 6
(D) 6.5
4. The average internal temperature of human body is
(A) 35 °C
(B) 36 °C
(C) 37 °C
(D) 38 °C
5. Vitamin __________ is needed for the formation of a light-sensitive pigment in the retina.
(A) A
(B) C
(C) D
(D) B complex
6. About __________ of the body weight of a mammal is water.
(A) 60%
(B) 65%
(C) 70%
(D) 75%
7. On wound __________ fight foreign particles, like bacteria.
(A) cells Platelets
(B) Red Blood Cells
(C) White Blood
(D) Plasma
8. Blood is carried towards the heart by
(A) Arteries
(B) Capillaries
(C) Veins
(D) none of these
9. __________ is essential for the formation of haemoglobin.
(A) Iron
(B) Calcium
(C) Water
(D) Carbohydrates
10. ___________ are needed as a source of energy for the vital activities of the body.
(A) Carbohydrates
(B) Iron
(C) Water
(D) Calcium
11. Starch is converted into maltose by
(A) invertase
(B) amylase
(C) maltase
(D) diastase
12. Co-enzyme is often formed from
(A) lipid
(B) protein
(C) lipid
(D) vitamin
13. Messenger RNA is formed in
(A) chloroplast
(B) nucleus
(C) mitochondria
(D) none of these
14. Number of chromosomes in E.coli
(A) 1
(B) 4
(C) 3
(D) 6
15. Protein factory is
(A) centriole
(B) ribosome
(C) golgi complex
(D) nucleus
16. Smallest disease causing agents in plants are
(A) mycoplasma
(B) prions
(C) viroids
(D) virion
17. The major cell infected by the HIV is lymphocyte
(A) B
(B) helper-T
(C) both T and B
(D) none of these
18. Pigment present in red algae is
(A) bilirubin
(B) phycocyanin
(C) phycoerythrin
(D) fucoxanthin
19. Nutrition in fungi is
(A) completely parasitic
(B) absorptive heterotrophs
(C) photosynthetic
(D) chemosynthetic
20. Fungi resemble plants because they lack
(A) centriole
(B) cytoplasm
(C) cell wall
(D) nucleus
21. Which is a parasitic plant?
(A) rose
(B) cuscuta
(C) mosses
(D) ferns
22. True roots absent in
(A) angiosperms
(B) bryophytes
(C) gymnosperms
(D) ferns
23. The mechanism for ATP synthesis is
(A) phosphorylation
(B) chemiosmosis
(C) chemosynthesis
(D) photosynthesis
24. Enzyme present in the saliva is
(A) invertase
(B) lipase
(C) trypsin
(D) ptyalin
25. Nitrogen is present in
(A) carbonates
(B) lipids
(C) proteins
(D) carbohydrates
26. The food is ground in the cockroach in
(A) crop
(B) mesenteron
(C) gizzard
(D) intestine
27. Operculum is present in
(A) bony fish
(B) cartilaginous fish
(C) sea fish
(D) none of these
28. In which animal respiratory surface are found in more than one organ
(A) birds
(B) frog
(C) fish
(D) human
29. The heart is enclosed in a membrane called
(A) pleura
(B) epithelium
(C) peritoneum
(D) pericardium
30. From right ventricle blood is pushed into
(A) body
(B) brain
(C) aorta
(D) pulmonary trunk
31. Which one is abundant in lymph
(A) proteins
(B) lipids
(C) water
(D) oxygen
32. Jaws without teeth are found in found in
(A) fish
(B) reptiles
(C) birds
(D) none of these
33. Male reproductive part of flower is
(A) carpel
(B) stamen
(C) stigma
(D) ovule
34. Coordination in plants is by
(A) hormones
(B) enzymes
(C) nervous system
(D) roots
35. The simplest fatty acid is
(A) acetic acid
(B) butyric acid
(C) palmitic acid
(D) oleic acid
36. All enzymes are protein which are
(A) globular
(B) fibrous
(C) helical
(D) all of these
37. Cilia are produced from
(A) cytoplasm
(B) cell-membrane
(C) centriole
(D) mitochondria
38. Which of the following disease is not caused by virus
(A) AIDS
(B) T.B
(C) HIV
(D) flu
39. Which of the following is a filamentous alga
(A) chlorella
(B) ulva
(C) spirogyra
(D) acetabularia
40. Which of the following is not sac fungi
(A) morels
(B) yeasts
(C) mushrooms
(D) truffles
41. ‘Cassia fistula’ is the scientific name of
(A) onion
(B) rose
(C) amaltas
(D) tomato
42. Phage virus consists of head and
(A) neck
(B) thorax
(C) tail
(D) none of these
43. Bacteria without any flagella are called
(A) lophotrichous
(B) atrichous
(C) peritrichous
(D) monotrichous
44. Protists have been evolved from
(A) fungi
(B) plants
(C) animals
(D) prokaryotes
45. Algae differ from plants in that the sex organs in algae are
(A) acellular
(B) unicellular
(C) multicellular
(D) none of these
46. Fungi can absorb food from the substrate because the have
(A) rhizoids
(B) spores
(C) sporangium
(D) stalk
47. A seed may be defined as a fertilized
(A) ovule
(B) ovary
(C) egg
(D) embryo
48. Platyhelminthes means
(A) pin worms
(B) flat worms
(C) tape worms
(D) round worms
49. The first land vertebrates were
(A) amphibia
(B) dipnoi
(C) reptilia
(D) aves
50. All life on planet earth is powered by
(A) tidal energy
(B) thermal energy
(C) solar energy
(D) kinetic energy
51. Recombinant DNA is introduced in to host cell by means of
(A) enzyme
(B) vector
(C) bacteria
(D) phage
52. In cystic fibrosis, the patient lacks a gene that codes for trans-membarene carrier of
(A) chloride ion
(B) carbon dioxide
(C) sodium ion
(D) potassium ion
53. Which gene is located on linkage group number 11 in man
(A) albinism
(B) leukemia
(C) sickle cell anemia
(D) all of these
54. In birds the sex is determined by the type of
(A) egg
(B) autosomes
(C) sperm
(D) none of these
55. In RNA nucleotides are attached by
(A) covalent bond
(B) hydrogen bonds
(C) peptide bonds
(D) phosphodiester bond
56. The chromosome is
(A) DNA + genes
(B) genes + protein
(C) gene
(D) gene + protein
57. The human body contains water
(A) 60-80%
(B) 70-90%
(C) 75-95%
(D) 80-90%
58. Environment is a source of
(A) clothing
(B) shelter
(C) food
(D) all of these
59. Fresh water ecosystem covers
(A) 2%
(B) 1%
(C) 3%
(D) 5%
60. Foul smell in lake is produced by
(A) algae
(B) bacteria
(C) fungi
(D) all of these
61. Starch is richly present in
(A) apple
(B) onion
(C) tomato
(D) cereals
62. Plants having foreign DNA are known as
(A) cultured plants
(B) recombinant plants
(C) genetic plants
(D) transgenic plants
63. Which of the following kinds of atom do not occur in carbohydrates
(A) oxygen
(B) hydrogen
(C) nitrogen
(D) carbon
64. The basic framework of all types of membranes are
(A) lipoproteins
(B) glycoproteins
(C) lipoproteins
(D) nucleoproteins
65. Single membrane bounded organelle is
(A) ribosome
(B) lysosome
(C) nucleus
(D) none of these
66. Irregular grape like cluster of bacilli is called
(A) staphylo bacilli
(B) strepto bacilli
(C) diplo bacilli
(D) none of these
67. It is generally accepted that plants arose from ancestral
(A) bacteria
(B) fungi
(C) green algae
(D) all of these
68. Main energy reserves in the case of green algae are
(A) glycogen
(B) starch
(C) glucose
(D) sucrose
69. The chief component of the cell wall of the majority of fungi is
(A) pectin
(B) cellulose
(C) lignin
(D chitin
70. After pollination the pollens are transferred to which part of the flower
(A) ovary
(B) style
(C) stigma
(D) none of these
71. Glyoxisomes contain enzymes for
(A) Calvin cycle
(B) glycolate cycle
(C) glyoxylate cycle
(D) none of these
72. Vacuoles serve to
(A) sites for storage
(B) expand the plant cells
(C) both in expansion and storage
(D) non-specific function
73. An isolated virus is not considered living since it
(A) cannot metabolize
(B) separate into two parts
(C) rapidly looses its genome
(D) all of these
74. The predominant phycobilin pigment in cyanobacteria which is of blue colour is
(A) fucocyanin
(B) phycocyanin
(C) phycoerythrin
(D) fucoxanthin
75. Deafness is caused by misuse of
(A) paracetamol
(B) tetracycline
(C) penicillin
(D) streptomycin
76. Cell envelope does not include
(A) cell wall
(B) slime layer
(C) capsule
(D) cell membrane
77. Coenocytes is a fungal body which is
(A) uni-nucleate septate
(B) multi-nucleate septate
(C) multi-nucleate aseptate
(D) uni-nucleate aseptate
78. Bryophytes are
(A) mostly homosporus
(B) all homosporous
(C) all heterosporous
(D) none of these
79. Nephridia are excretory organs in
(A) earth worm earth worm
(B) lizard
(C) earth worm
(D) planaria
80. Which one is harmful mollusc
(A) oyester
(B) snail
(C) slug
(D) star fish
81. Which structure is involve in gaseous exchange of plants
(A) cuticle
(B) lenticels
(C) stomata
(D) all of these
82. Common feature of human and insect trachea is
(A) endodermal origin
(B) supporting rings
(C) ectodermal origin
(D) non-collapsiable wall
83. Vomiting occurs due to
(A) diarrhoea
(B) constipation
(C) antiperistalsis
(D) peristalsis
84. Photosynthetic prokaryotes lack
(A) cell-membrane
(B) chloroplast
(C) ribosomes
(D) vacuole
85. Which of the following organ is because of absence of teeth in birds
(A) crop
(B) gizzard
(C) stomach
(D) syrinx
86. The scientific name of jelly fish is
(A) Actinia
(B) Madrepore
(C) Aurelia
(D) Obelia
87. In which plants leaves are always in whorls
(A) sphenopsids
(B) psilopsids
(C) lycopsids
(D) pteropsids
88. In bacterial and viral infection, their is increase in number of
(A) WBC’s
(B) RBC’s
(C) antibodies
(D) platelets
89. In plants, which are involved in testa formation
(A) sclereids
(B) tracheids
(C) sclerenchyma
(D) none of these
90. The etiolated plants lack
(A) caroteins
(B) xanthophyll
(C) chlorophyll
(D) none of these
91. Highly intelligent mammals are
(A) dolphin
(B) bat
(C) rat
(D) elephant
92. Plants absorb most part of water needed by them through their
(A) bark
(B) leaf
(C) root hairs
(D) stem
93. One of the following is not a function of bones
(A) support
(B) protein synthesis
(C) muscls atta chment
(D) production of blood cells
94. Movement of cell against concentration gradient is called
(A) osmosis
(B) active transport
(C) diffusion
(D) both b and c
95. Pollination is best defined as
(A) formation of pollen grains
(B) transfer of pollen from anther to stigma
(C) germination of pollen grains
(D) none of these
96. DNA structure was first described by
(A) Carlous Linnaues
(B) Robert Koch
(C) Watson and Crick
(D) Pasteur
97. The most abundant element in the Earth’s atmosphere is
(A) Carbondioxide
(B) Nitrogen
(C) Hydrogen
(D) Oxygen
(E) None of these
98.Tibia is a bone found in the ____________?
A. Skull
B. Arm
C. Face
D.Leg
99.Which is the largest gland in the human body
A. Liver
B. Thyroid
C. Pancreas
D. None of these
100.Water has maximum density at_
A. 4.8°C
B. 4° K
C . 4°C
D. 0°C
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