81. Oxygen-Haemoglobin dissociation curve will shift to right on decrease of
(A) CO,2 concentration
(B) Temperature
(C) pH
(D) Acidity
82. Which of the following is non-coding RNA?
(A) mic RNA
(B) Hn RNA
(C) Sno RNA
(D) All given above
83. Bladder worm is found in
(A) Human muscles
(B) Muscles of pig or cow
(C) Human faces
(D) Soil
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
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
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
87. Which of the following is not a halophyte?
(A) Distichlis striata
(B) Artemisia tridentata
(C) Rhizophora
(D) Eichhornia crassipes
88. Which era is regarded as the ‘Age of Mammals’?
(A) Precambrian
(B) Palaeozoic
(C) Mesozoic Hell
(D) Coenozoic
89. Pyramid of energy in pond ecosystem is always
(A) Inverted
(B) Firstly inverted then upright
(C) Upright only
(D) Any of the above
90. Xenobiotics refers to
(A) Endogenous poisons
(B) Antibodies
(C) Vaccines
(D) Exogenous poisons
91. Primary productivity is maximum in
(A) Tropical rain forests
(B) Tropical grassland
(C) Temperate forests
(D) Monsoon forests
92. One fibril of cell wall is made-up of
(A) 20 microfibrils
(B) 100 microfibrils
(C) 250 microfibrils
(D) 50 microfibrils
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
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
95. Who coined the term ecotype ?
(A) Odum
(B) Turessan
(C) Tansley
(D) Warming
96. In poisonous snakes, fangs are modified
(A) Maxillary teeth
(B) Mandibular teeth
(C) Molar teeth
(D) None of these
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
98. Viviparity generally occurs in
(A) Wuchereria
(B) Ancylostoma
(C) Enterobius
(D) Trichuris
99. Tehri Dam is constructed on which river ?
(A) Yamuna
(B) Ram Ganga
(C) Bhagirathi
(D) Alaknanda
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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