Biology mcqs P#4

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Biology mcqs for entry test preparation 2020

61. Starch is richly present in
(A) onion
(B) apple
(C) cereals
(D) tomato

62. Plants having foreign DNA are known as
(A) genetic plants
(B) recombinant plants
(C) cultured plants
(D) transgenic plants

63. Which of the following kinds of atom do not occur in carbohydrates
(A) carbon
(B) hydrogen
(C) nitrogen
(D) oxygen

64. is the basic framework for all types of membranes
(A) lipoproteins
(B) glycoproteins
(C) proteoglycans
(D) nucleoproteins

65. Single membrane bounded organelle is
(A) nucleus
(B) lysosome
(C) ribosome
(D) none of these

66. Like the bunch of bacilli is called irregular grapes
(A) diplo bacilli
(B) strepto bacilli
(C) staphylo bacilli
(D) none of these

67. It is accepted that plants arose from ancestral______
(A) green algae
(B) fungi
(C) bacteria
(D) all of these

68. Main energy reserves in the case of green algae are…………………..]]]]]]
(A) glycogen
(B) sucrose
(C) glucose
(D) starch

69. The chief component of the cell wall of the majority of fungi is
(A) pectin
(B) chitin
(C) lignin
(D) cellulose

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) glyoxylate cycle
(B) glycolate cycle
(C) Calvin cycle
(D) none of these

72. Vacuoles serve to

(A) expand the plant cells
(B) sites for storage
(C) both in expansion and storage
(D) non-specific function

73. An isolated virus is not considered living since it
(A) separate into two parts
(B) cannot metabolize
(C) rapidly looses its genome
(D) all of these

74. c. Phycobilin pigment in cyanobacteria which is blue in color
(A) phycoerythrin
(B) phycocyanin
(C) fucocyanin
(D) fucoxanthin

75. Deafness is caused by misuse of
(A) penicillin
(B) tetracycline
(C) paracetamol
(D) streptomycin

76. Cell envelope does not include
(A) capsule
(B) slime layer
(C) cell wall
(D) cell membrane

77. Coenocytes is a fungal body which is
(A) multi-nucleate aseptate
(B) multi-nucleate septate
(C) uni-nucleate septate
(D) uni-nucleate aseptate

78. Bryophytes are
(A) all heterosporous
(B) all homosporous
(C) mostly homosporus
(D) none of these

79. Nephridia are excretory organs in
(A) round worms
(B) lizard
(C) earth worm
(D) planaria

80. Which one is harmful mollusc
(A) slug
(B) snail
(C) oyester
(D) star fish

ANSWERS: BIOLOGY

61. (C) cereals
62. (D) transgenic plants
63. (C) nitrogen
64. (A) lipoproteins
65. (B) lysosome
66. (C) staphylo bacilli
67. (A) green algae
68. (D) starch
69. (B) chitin
70. (C) stigma
71. (A) glyoxylate cycle
72. (C) both in expansion and storage
73. (B) cannot metabolize
74. (B) phycocyanin
75. (D) streptomycin
76. (D) cell membrane
77. (A) multi-nucleate aseptate
78. (B) all homosporous
79. (C) earth worm
80. (A) slug