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STD 12 - 4. principal of inheritance and variation — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 4. principal of inheritance and variation1 Mark
MCQ
Mutations are responsible for
  • A
    Increasing the population rate
  • ✓
    Variations in organisms
  • C
    Constancy in organisms
  • D
    For beneficial changes in organisms
✓

Answer

Correct option: B.
Variations in organisms
b
(b)Mutation produce variations. Some of these variations are useful in struggle for existence and formation of new species.

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