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AP Biology - Requirements of Biological Systems: Help and Review 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!

Page 1

Question 1 1. During birth, pressure from a baby's head triggers contractions, which push the baby creating more pressure, which triggers more contractions. This is an example of which type of feedback?

Question 2 2. Why is photosynthesis an important process?

Question 3 3. Which is an important reason that cells need to maintain homeostasis?

Question 4 4. Why is negative feedback not a negative process?

Question 5 5. What important thing do autotrophs do?

Page 2

Question 6 6. What is the term for an error in a feedback system?

Question 7 7. Which best describes homeostasis?

Question 8 8. What is likely the most important factor for life on Earth?

Question 9 9. Which best describes homeostasis?

Question 10 10. Which is true about free energy and matter?

Page 3

Question 11 11. Which hormone is responsible for signaling the storage of blood glucose?

Question 12 12. Which best describes photosynthesis?

Question 13 13. What is diffusion?

Question 14 14. What is the barrier that protects a cell from its external environment?

Question 15 15. What do endotherms do?

AP Biology - Requirements of Biological Systems: Help and Review 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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