Natural Selection & Evolution in Life Science Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1.

Which of the following is an example of analogous structures or traits?

I. Leg bones of a human and leg bones of a penguin

II. Wing of a penguin and wing of a mosquito

III. Beak of a penguin and beak of a duck

Question 2 2. Which of the following are Darwin's four observations?

Question 3 3.

Which of the following is an example of a homologous structure or trait?

I. Arm bones of a human and wings of a bird

II. Wing of a penguin and wing of a mosquito

III. Beak of a penguin and beak of a duck

Question 4 4.

Which of the following statements does NOT represent the idea of heritability by acquired characteristics?

I. A body builder develops stronger muscles during the course of his life, so his son will be strong as well.

II. A cat that lost its tail will produce offspring with shorter tails.

III. Over time, a population of heavily striped zebras increased over those without as much striping, as the heavily striped ones had a competitive advantage over the zebras with fewer stripes, and were, therefore, better able to reproduce.

Question 5 5. A new mutation allows a cheetah to run faster and hunt down more prey than its slower counterparts. This mutation increased the _____ of the cheetah.

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Question 6 6.

Which of the following is an example of natural selection?

I. Albino animals are rare in nature because they are easy for predators to find.

II. The fastest gazelle is least likely to be eaten by a lion.

III. The gorilla that is strong enough to become alpha male is the most likely to pass on his genes.

Question 7 7. Which of the following is a definition of microevolution?

Question 8 8. Which of the following are mechanisms of evolution?

Question 9 9. Which of the following is NOT a principle of Darwin's theory of evolution?

Question 10 10. A scientist notices several birds in the same area that are similar in appearance with the exception of different beak lengths. She observes that one type of bird with a particularly long beak can pick bugs out of holes in the ground, while the birds with shorter beaks cannot. The longer beak is an example of

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Question 11 11. Which of the following are patterns of evolution?

Question 12 12. Survival of the fittest really means what?

Question 13 13. Which of the following defines macroevolution?

Question 14 14. The study of the genetic variation within a population is known as:

Question 15 15. How are microevolution and macroevolution similar?

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Question 16 16. Variation means which of the following?

Question 17 17. _____ can be defined as a change in a characteristic within a population over time.

Question 18 18. Adaptation means which of the following?

Question 19 19. Which of the following is an example of convergent evolution?

Question 20 20. Selection means which of the following?

Natural Selection & Evolution in Life Science Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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