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Holt McDougal Modern Biology: Online Textbook Help Final Exam

Free Practice Test Instructions:

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

Question 1 1. Taxonomy is the science of:

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Question 2 2. What usually happens in a natural population as it approaches its carrying capacity?

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Question 3 3. Which of the following features of DNA is primarily responsible for movement of DNA molecules in an electrical field?

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Question 4 4. Which structure must open for food to pass from the esophagus to the stomach?

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Question 5 5. Which of these terms refers to a chemical reaction that occurs without an extra input of energy?

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Question 6 6. Organize these steps in the order in which they would occur during cell division.

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Question 7 7. What symptoms are associated with a deficiency of vitamin A and how can this deficiency be fixed?

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Question 8 8. What do the trophoblasts do after the blastocyst attaches to the uterine wall?

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Question 9 9. When might visual signals be a good way for animals to communicate?

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Question 10 10. Your nails can indicate ____________.

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Question 11 11. By analyzing DNA, scientists have hypothesized that _____ are evolutionary ancestors of plant-like protists such as red and green algae.

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Question 12 12. Why are chemical signals useful for animal communication?

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Question 13 13. In order to produce the most ATP, an organism needs to perform

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Question 14 14. The outer layer of the epidermis is made primarily of _____.

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Question 15 15. Which is NOT one of the four chordate characteristics?

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Holt McDougal Modern Biology: Online Textbook Help Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

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