MHT CET Biology question

Deficiency in Charles Darwin’s ‘Theory of Evolution’ was a failure to explain how

(A)Struggle for existence to explain how
(B)Intra-specific competition is more severe than inter-specific
(C)Natural selection is brought about
(D)Variations occur and improve in quality and quantity through generationsCorrect

Answer: (D)

Solution

Darwin could not explain how variations arise and improve through generations because genetics was unknown, while

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Question ID VK-067411