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A Gradual Change, Over a Long Period, in a Form of Life is Known as : (A) Erosion (B) Evolution (C) Revolution (D) Evaluation - Science

A gradual change, over a long period, in a form of life is known as :
(a) erosion
(b) evolution
(c) revolution
(d) evaluation

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Solution

Evolution is the sequence of gradual changes, which take place in primitive organisms over millions of years, due to   which new species are formed.

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APPEARS IN

Lakhmir Singh Class 10 Biology (Science)
Chapter 4 Heredity and Evolution
Q 42 | Page 210
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