Evolution Question 54
54. Which one of the following sequences was proposed by Darwin and Wallace for organic evolution?
[2003]
(a) Variations, natural selection, overproduction, constancy of population size
(b) Overproduction, variations, constancy of population size, natural selection
(c) Variations, constancy of population size, overproduction, natural selection
(d) Overproduction, constancy of population size, variations, natural selection
Show Answer
Answer : b
Hints & Solution
(b) According to Darwinism there is differential reproduction, followed by struggle for existence, suitable variations are selected by nature-natural selection.