Biology
Grade-9
Easy
Question
______________ is a force that causes groups of organisms to change over time.
- Mutation
- Variation
- Natural selection
- Reproduction
Hint:
Natural Selection is a force that causes groups of organisms to change over time.
The correct answer is: Natural selection
- Natural selection can be described as the adaptation of organisms according to the environment of their habitat.
- The traits that are most helpful for survival in an environment become more common through the process of Natural selection.
- The favourable traits are passed on to the next generation.
- These inherited traits of a population is changing over time considering the theory of evolution by natural selection.
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