Biology
Grade-9
Easy
Question
Match the following:
| a. Survival of the fittest | 1. Weismann |
| b. Theory of germplasm | 2. Lamarck |
| c. Inheritance of acquired characters | 3. Darwin |
- a - 1, b - 2, c - 3
- a - 3, b - 1, c - 2
- a - 2, b - 3, c - 1
- a - 3, b - 2, c - 1
Hint:
Evolution is a change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes that are passed on from parent to offspring during reproduction.
The correct answer is: a - 3, b - 1, c - 2
The main theories of evolution are:
- (I) Lamarckism or the Theory of Inheritance of Acquired characters.
- (II) Darwinism or the Theory of Natural Selection.
- (III) Mutation theory of De Vries.
- (Iv) theory of germplasm by Weismann
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