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JAMB Biology 1999 Question 48

Question 48

Evolution

Which of the following is one of Lamarck's theories?

  1. A.Some variations are more favourable to existence in a given environment than others
  2. B.All living organisms are constantly involved in a struggle for existence
  3. C.The size of a given population remains fairly constant
  4. D.New species originate through the inheritance of acquired traits.
Show the answer and explanation

Answer: D (New species originate through the inheritance of acquired traits.)

Explanation

Lamarck proposed that traits acquired during life are passed on to offspring; the others are Darwin's ideas.