HESI A2 Exam Prep

We Don't Just Help You Pass. We Help You Think Like a Nurse.

Back to topics

Evolution & Natural Selection

Practice questions for Evolution & Natural Selection in the HESI A2 exam.

Question 1 of 2

Which of the following is an example of natural selection?

A dog breeder selects for specific coat colors.

A population of moths becomes darker over time due to pollution.

A farmer selectively breeds cows for higher milk production.

A scientist modifies a gene in a plant to make it resistant to pests.

Submit your answer to see the rationale