Types of Organic Molecules 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. The _____ has an oxygen atom single-bonded to hydrogen and single-bonded to a carbon-containing group.

Question 2 2. Which of the following is true about organic molecules?

Question 3 3. What do you think would happen if you added a sugar crystal to a super saturated solution of sugar in water?

Question 4 4. Cellulose & proteins are types of

Question 5 5. When a substance dissolves another substance, it is the _____.

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Question 6 6. Which of the following solutes would NOT form a solution if added to water?

Question 7 7. What holds high density polyethylene together?

Question 8 8. A long chain molecule formed by many smaller units is called a

Question 9 9. We call a substance that is being dissolved into another substance a:

Question 10 10. Which of the following is NOT true?

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Question 11 11. Which of the following functional groups contains nitrogen?

Question 12 12.

A single sugar is called a 'monosaccharide.'

'_____saccharide' refers to a three sugar polymer.

Question 13 13. Which of the following is NOT a hydrophobic substance?

Question 14 14. A two unit molecule is a

Question 15 15. Water's ability to move against gravity in a narrow space, such as a tube, is called:

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Question 16 16.

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

I. Cohesion

II. Adhesion

III. Specific Gravity

Question 17 17. _____ hold fats together in biological systems and bond fatty acids to glycerol.

Question 18 18.

Which of the following statements accurately describe ice:

I. Ice is denser than water.

II. Hydrogen bonds hold ice molecules closer together than they do liquid water molecules.

III. Ice has a crystalline structure.

Question 19 19. 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 20 20. What is the process of water moving across a semipermeable membrane?

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Question 21 21. What would you expect to happen to a piece of celery you put into a hypertonic solution?

Question 22 22. What is the shorthand for a carbon-containing substance in organic chemistry?

Question 23 23. When one substance is dissolved in another substance, a _____ is formed.

Question 24 24. Which of the following is an example of diffusion?

Question 25 25. Why is solid water (ice) less dense than liquid water?

Types of Organic Molecules 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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