Biology for IGCSE & O level - Variation And Selection (Section 1 - No. 44)
Which of the following best describes how natural selection causes changes in a population?
Individuals change their traits to better survive.
The environment causes mutations that lead to change.
Individuals with beneficial traits survive and reproduce more.
All members of a population change at the same rate.
Explanation
Natural selection favors individuals with advantageous traits, leading to those traits becoming more common in the population over time.