81. Oxygen-Haemoglobin dissociation curve will shift to right on decrease of
(A) CO,2 concentration
(B) Temperature
(C) pH
(D) Acidity
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82. Which of the following is non-coding RNA?
(A) mic RNA
(B) Hn RNA
(C) Sno RNA
(D) All given above
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83. Bladder worm is found in
(A) Human muscles
(B) Muscles of pig or cow
(C) Human faces
(D) Soil
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84. All organisms were classified into eight kingdoms of two empires by
(A) R. H. Whittakar
(B) Haeckel
(C) Woese et. al.
(D) Cavalier-Smith
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85. Primitive streak in development of chick embryo is formed after incubation of
(A) 18 hours
(B) 16 hours
(C) 20 hours
(D) 22 hours
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86. Which of the following genus has been divided into two sub-genera named Haploxylon and Diploxylon
(A) Cycas
(B) Pinus
(C) Ephedra
(D) Psilotum
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87. Which of the following is not a halophyte?
(A) Distichlis striata
(B) Artemisia tridentata
(C) Rhizophora
(D) Eichhornia crassipes
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88. Which era is regarded as the ‘Age of Mammals’?
(A) Precambrian
(B) Palaeozoic
(C) Mesozoic Hell
(D) Coenozoic
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89. Pyramid of energy in pond ecosystem is always
(A) Inverted
(B) Firstly inverted then upright
(C) Upright only
(D) Any of the above
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90. Xenobiotics refers to
(A) Endogenous poisons
(B) Antibodies
(C) Vaccines
(D) Exogenous poisons
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91. Primary productivity is maximum in
(A) Tropical rain forests
(B) Tropical grassland
(C) Temperate forests
(D) Monsoon forests
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92. One fibril of cell wall is made-up of
(A) 20 microfibrils
(B) 100 microfibrils
(C) 250 microfibrils
(D) 50 microfibrils
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93. The Glomerular content of Proximal tubule in comparison with blood plasma is
(A) Isotonic urine
(B) Hypotonic urine
(C) Hypertonic urine
(D) None of these
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94. What is called as “Reverse Genetics” approach?
(A) From gene to enzyme
(B) From DNA to phenotype
(C) From phenotype to DNA
(D) From RNA to DNA
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95. Who coined the term ecotype ?
(A) Odum
(B) Turessan
(C) Tansley
(D) Warming
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96. In poisonous snakes, fangs are modified
(A) Maxillary teeth
(B) Mandibular teeth
(C) Molar teeth
(D) None of these
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97. Which of the following blot procedures is used for the detection of DNA ?
(A) Northern blot
(B) Southern blot
(C) Western blot
(D) South-western blot
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98. Viviparity generally occurs in
(A) Wuchereria
(B) Ancylostoma
(C) Enterobius
(D) Trichuris
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99. Tehri Dam is constructed on which river ?
(A) Yamuna
(B) Ram Ganga
(C) Bhagirathi
(D) Alaknanda
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100. Which of the following rule explains that the extremeties such as tails, legs and horn of animals are shorter in colder regions
(A) Bergman’s rule
(B) Glogan’s rule
(C) Jordan’s rule
(D) Allen’s rule
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