Biology MCQ Question and Answer

Biology MCQ Question and Answer
101. The hypothesis of ‘Coupling and Repulsion’ for linkage was formulated by—
  • Sutton and Boveri
  • Bateson & Punnet
  • T.H. Morgan
  • W. Sutton
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102. Balanoglossus is commonly known as—
  • Earthworm
  • Tapeworm
  • Corn worm
  • Tongue worm
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103. In Drosophila, sex determination depends on—
  • Y-chromosome
  • X-chromosome
  • Autosome
  • X-chromosome & autosome both
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104. Nonsense codons are—
  • AUG, AAU, UAG
  • GGU, AGU, AUG
  • UAG, UAA, UGA
  • GAU, AAU, GUA
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105. In which stage does centromere divide in two ?
  • Metaphase-I
  • Prophase-I
  • Metaphase-II
  • Anaphase-II
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106. Which animal is egg laying mammal ?
  • Didelphys
  • Macropus
  • Pteropus
  • Tachyglossus
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107. An oil producing gland on the tail of bird is known as—
  • Preen gland
  • Mucus gland
  • Green gland
  • Sebaceous gland
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108. A snake that is viviparous is—
  • The Russell’s pitless viper
  • The pit viper
  • Rattle snake
  • Kraits
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109. A gland which is found on undersurface of the thighs of male lizard ?
  • Sudorific gland
  • Femoral gland
  • Green gland
  • Stink gland
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110. Which of the following is not a path flagellate ?
  • Leishmania
  • Giardia
  • Trypanosoma
  • Noctiluca
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