Cellular Respiration & Photosynthesis - ORELA Middle Grades General 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!

Page 1

Question 1 1. How is oxygen used in cellular respiration?

Question 2 2. Electrons are excited by energy absorbed by

Question 3 3. When chlorophyll absorbs light energy, this causes it's electrons to move...

Question 4 4. What is the electron carrier in glycolysis that becomes reduced?

Question 5 5. Which of the following steps of the electron transport chain directly drives ADP phosphorylation?

Page 2

Question 6 6. Which of the following chemical reactions accurately describes the reduction of NAD during cellular respiration?

Question 7 7. When living cells break down molecules of food, energy is

Question 8 8. Which describes carbon fixation in the dark reactions?

Question 9 9. The process by which plants use the sun's energy to make sugar and oxygen from carbon dioxide and water is referred to as ....

Question 10 10.

Which of the following statements about NAD are FALSE?

I. It is the major energy currency used in all cellular processes.

II. It can be used to temporarily store energy harvested during cellular respiration.

III. It can be used to make ADP.

Page 3

Question 11 11. What is produced from the light-dependent reactions of photosynthesis that are used in the dark reactions?

Question 12 12. What follows glycolysis in cellular respiration?

Question 13 13. The ability to do work is referred to as ...

Question 14 14. Cells convert energy stored in sugar into energy stored in a more useable form of energy. What molecule contains this more useable energy?

Question 15 15. The color of a pigment is the color wavelength that is

Page 4

Question 16 16. Which is true of the dark reactions?

Question 17 17. Energy is released from ATP when the bond is broken between

Question 18 18. How many molecules of ATP are produced from one molecule of glucose during glycolysis?

Question 19 19. Which of the following correctly represents the electron carriers that become reduced during the citric acid cycle?

Question 20 20. What is the final product from the intermediate step between glycolysis and the citric acid cycle?

Page 5

Question 21 21. How many net ATP molecules are gained from glycolysis?

Question 22 22. ATP is created during the light reactions during which event that is similar to what occurs in cellular respiration?

Question 23 23. Glycolysis happens

Question 24 24. What product from the Krebs cycle is waste for your body?

Question 25 25. When games and competitions are held at high altitudes, athletes must specially train to postpone their cells from switching to

Page 6

Question 26 26. How are the membrane protein complexes of the electron transport chain arranged?

Question 27 27. Which step of cellular respiration provides the greatest number of ATP molecules?

Question 28 28. What color of visible light does chlorophyll reflect?

Question 29 29. The breakdown of organic compounds to produce ATP is known as

Question 30 30. In order to perform glycolysis, which of the following needs to happen?

Cellular Respiration & Photosynthesis - ORELA Middle Grades General 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!

ORELA Middle Grades General Science: Practice & Study Guide  /  Science Courses
Support