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Biology Past Questions and Answers

Biology Questions

Question 1746:
The basking of Agama lizards in the sun is to
  • A Change the colour of their body
  • B Raise their body temperature to become active
  • C Fight to defend their territories
  • D Attract the female for courtship
View Answer & Explanation
Question 1747:
The significance of a very large number of termites involved in nuptial swarming is to
  • A Provide birds with plenty of food
  • B Ensure their perpetuation despite predatory pressure
  • C Search for a favourable place to breed
  • D Ensure that every individual gets a mate
View Answer & Explanation
Question 1748:
The use and disuse of body parts and the inheritance of acquired traits were used to explain
  • A Darwin's theory
  • B Lamarek's theory
  • C Genetic drift
  • D Gene flow
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Question 1749:
From his study of Galapagos finches, Darwin derived his theory of evolution from
  • A Comparative anatomy
  • B Comparative physiology
  • C Fossil remains
  • D Comparative embryology
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Question 1750:
Use the diagram above to answer this question.
The organelle responsible for heredity is labelled
  • A L
  • B Ll
  • C Lll
  • D IV
View Answer & Explanation