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AP Biology - Inorganic Chemistry: 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.

What differentiates a nonpolar covalent bond from a polar covalent bond?

I. Unequal sharing of electrons

II. Ions

III. Atoms of partial charge

Question 2 2. What is the role of an enzyme?

Question 3 3. Why is it beneficial to use a logarithmic scale to measure pH?

Question 4 4. If only one type of atom makes up a substance, what can you call this substance?

Question 5 5. Which of the following statements is true?

Page 2

Question 6 6. Which of the following properties helps explain why a city near the Pacific Ocean experiences less dramatic changes in temperature during the day compared to a city farther inland?

Question 7 7.

The second law of thermodynamics states that:

I. Energy can neither be created nor destroyed

II. All free energy cannot be converted into usable energy

III. The entropy of a system increases over time

Question 8 8. Oxidation describes the process of:

Question 9 9. Which of the following statements is true about metabolism?

Question 10 10. A _____ pKa indicates a _____ acid.

Page 3

Question 11 11. About how much of your body weight is made up of macrominerals?

Question 12 12. Why is oxygen important?

Question 13 13.

If a carbon atom has four valence electrons, which of the following statements are TRUE?

I. Carbon can form a triple covalent bond with another carbon atom.

II. A carbon atom CANNOT form two double bonds simultaneously.

III. A carbon atom can form four single covalent bonds simultaneously.

Question 14 14. What is the process of water moving across a semipermeable membrane?

Question 15 15. Which of the following solutes would NOT form a solution if added to water?

Page 4

Question 16 16. Two different molecules can participate in which of the following bonds?

Question 17 17. An element is defined by the number of:

Question 18 18.

Which of the following concepts help explain why water can travel up a narrow tube?

I. Cohesion

II. Adhesion

III. Specific Gravity

Question 19 19. Which of the following reactions produces large molecules, such as carbohydrates and proteins, and uses these new molecules to build muscle tissue, create new cells and mineralize bone?

Question 20 20.

Complete neutralization of KOH with HCl will yield what product(s)?

I. KOH

II. KCl

III. H2O

Page 5

Question 21 21. Which of the following has a positive charge and a mass of one amu?

Question 22 22. How many elements are there?

Question 23 23. Which of the following is made up of one or more elements?

Question 24 24. Which is NOT one of the four main classes of biomolecules?

Question 25 25. Which of the following is a strong acid?

Page 6

Question 26 26. About how many years does it take for your body to replace all of its molecules?

Question 27 27. Why does salt dissolve in water?

Question 28 28. What would you expect to happen to a piece of celery you put into a hypertonic solution?

Question 29 29. In the following chemical equation, what is the reducing agent?

Question 30 30. If a silicon atom has four valence electrons, what is the maximum number of bonds it can form?

AP Biology - Inorganic Chemistry: 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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