Biology
Grade-9
Easy
Question
Which of the following are postulates of Darwinism?
- Overproduction
- Struggle for existence
- Inherited variation
- All of the above
Hint:
Darwin explained concepts like individuals who are competent can survive, more offspring are born than can survive and that no two individuals are identical.
The correct answer is: All of the above
Charles Darwin explained mainly the following concepts:
- Struggle for survival: Also called survival of fittest. Only those individuals that are competent can live in the environment.
- Over production: More offspring are born than those can survive
- Inherited variation: The variation is the difference in genetic makeup between individuals of the same species. Hence, no two individuals are similar, even the identical twins.
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