Biology MCQ Question and Answer

Biology MCQ Question and Answer
111. The Glochidium larva of Unio—
  • Is free swimming
  • Is ectoparasite on fish
  • Is endoparasite on fish
  • Lives in bottom
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112. The term ‘Plasmalemma’ was given by—
  • C. Nageli & C. Cramer
  • J.Q. Plowe
  • Dancilli & Davson
  • Robertson
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113. Smooth endoplasmic reticulum performs—
1. Synthesis of lipids
2. Glycogenolysis
3. Sterol metabolism
4. Detoxification
Codes :
  • Only 4 is correct
  • 1 and 2 both are correct
  • 2 and 3 both are correct
  • All are correct
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114. The innermost layer of egg albumen in birds is called—
  • Inner thin albumen
  • Vitelline membrane
  • Dense alburmen
  • Chalaziferous layer
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115. In which one of the following is the anus absent ?
  • Leech
  • Roundworm
  • Earthworm
  • Flatworm
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116. Which type of jaw suspension is found in mammals ?
  • Autostylic
  • Holostylic
  • Craniostylic
  • Hyostylic
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117. Synthesis of urea in liver takes place by—
  • Nitrogen cycle
  • Krebs’ cycle
  • Glycolysis
  • Ornithine cycle
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118. Sexual dimorphism is found in—
  • Hydra
  • Earthworm
  • Ascaris
  • Fasciola
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119. Which of the following animals has a nervous system but no brain ?
  • Amoeba
  • Hydra
  • Cockroach
  • Earthworm
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120. Aristotle’s Lantern occurs in—
  • Asteroidea
  • Echinoidea
  • Holothuroidea
  • Crinoidea
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