Increase in the length of neck and fore legs in African giraffe was explained by Lamarck due to the fact that ancient giraffes stretched their neck and fore legs generation after generation and the character acquired as a result of use was inherited. Darwin also explained the phenomenon. Can you point out the way in which Darwin described it:

Organic Evolution Theories Mcqs
BILAL KHATTAK0

A.There was sudden mutation due to use and disuse and it lead to evolution in neck and fore legs
B.There was effect of temperature on these animals and as a result the change occurred
C.Only those members which had longer necks and fore legs were selected by nature
D.There were variations in population

Related Mcqs:

  1. Neck and fore limbs in African giraffe increased in length as a result of:
  2. By illustrating the examples of African giraffe and snakes Lamarck emphasized mainly that:
  3. The Theory of Natural Selection proposed by Charles Darwin for explaining Organic Evolution was based on:
  4. The reason for long neck in camel or giraffe is:
  5. Hybridization in pre-mendelian era:
  6. The generation of e.m.f. in thermocouples is fundamentally explained by
  7. Snakes do not have legs because:
  8. The board selects the members.
  9. Lamarck’s Theory of Organic Evolution is based upon:
  10. Which of the following concepts is attributed to Charles Darwin:

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