Biology
Grade-9
Easy
Question
Which of the following is NOT TRUE?
- Variations can be small or large.
- Variations are caused due to mutations.
- Variations might be useful or harmful depending on the environment.
- Both useful and harmful variations are selected by nature equally.
Hint:
Both useful and harmful variations are selected by nature equally- this statement is not true.
The correct answer is: Both useful and harmful variations are selected by nature equally.
- A variation is an inherited trait or character that makes an individual different from other members of the species.
- The traits that are most helpful for survival in an environment become more common through the process of Natural selection.
- The favourable adaptations are selected by nature and have more chances of survival.
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