A test question describes natural selection and asks you to identify the key concept. Which of the following best applies?

Question

a
Mutations always lead to harmful effects on survival
b
Organisms with beneficial traits survive and reproduce more successfully
c
All members of a species are identical in their traits
d
Traits acquired during an organism’s lifetime are passed to offspring

Answer 1

The key concept of natural selection best applies to:

b Organisms with beneficial traits survive and reproduce more successfully.

This option accurately reflects the principle of natural selection, where individuals with advantageous traits are more likely to survive and reproduce, passing those traits on to future generations.