CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 6. evolution1 Mark
MCQ
Which one is linked to evolution?
A
Extinction
B
Competition
✓
Variation
D
Reproduction
✓
Answer
Correct option: C.
Variation
c It is difficult to find out any of the two individuals alike. Even the progeny of the same parents are not exactly alike in all respects. These differences are known as variations. Without variations changes could not occur and there will be no possibility of evolution to occur certain variations, which once appeared in the parent generation, continue to appear in the progeny generation after generation.
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