Photosynthesis and Cellular Respiration: Energy for Organisms

1. Photosynthesis 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500

2. 100 • Organisms all perform activities that allow them to survive. Which of these activities is a way that organisms get the energy they need to grow, breathe, and move? • A. exercise • B. consume other organisms • C. generate body heat • D. flee from predators Answer: B

3. 200 • Green plants and algae make their own food through photosynthesis. What is photosynthesis? • A. a cell process that uses energy from sunlight to convert water and oxygen into food • B. a cell process that uses energy from sunlight to convert water and glucose into food • C. a cell process that uses energy from sunlight to convert water and chlorophyll into food • D. a cell process that uses energy from sunlight to convert water and carbon dioxide into food Answer: D

4. 300 • 3. Plant cells contain a green pigment called chlorophyll. Chlorophyll has a role in the process of photosynthesis. What does chlorophyll do? • A. produces glucose from oxygen • B. produces oxygen from glucose • C. absorbs light energy from the sun • D. absorbs glucose from the plant Answer: C

5. 400 • 4. What is the food that plants produce during photosynthesis? • A. carbon dioxide • B. chlorophyll • C. chloroplasts • D. glucose Answer: D

6. 500 • How do plants obtain the water, carbon dioxide, and energy they use for this process? • A. Carbon dioxide is absorbed from the soil, water is taken in by the stems, and energy comes from sugars stored in the plant. • B. Carbon dioxide enters through the leaves, water enters through roots, and light energy is captured by the chlorophyll in plant cells. • C. Water enters as rain falls on the stems, carbon dioxide is absorbed from fertilizer, and energy comes from sunlight heating soil around the plant’s root • D. Carbon dioxide and chemical energy are absorbed through the roots and the leaves absorb water from the air. Answer: B

7. 100 • What goes in the box labeled Energy source? • A. a fish • B. soil • C. the sun • D. water Answer: C

8. 200 • What is energy? • A. anything that takes up space • B. anything that has mass • C. the ability to conduct current • D. the ability to do work Answer: D

9. 300 What side whould you find the reactant, left of the arrow or right? • Right c. on the arrow • Left d. doesn’t exist Answer: B

10. 400 How many hydrogens do you have on the product side? • 6 b. 2 c. 12 d. 24 Answer: C

11. 500 • One of the largest cypress trees in Florida has a tree trunk with a diameter of about 3.5 m. What is the source of most of the carbon in the cypress tree’s trunk? • A. The carbon created by the tree during photosynthesis. • B. The carbon stored in tree seeds. • C. The carbon dioxide molecules the tree absorbed from the atmosphere. • D. The nutrients containing carbon that the tree absorbed from the soil. Answer: C

12. 100 coefficient subscript E D B A C reactant yield product Answer:

13. 200 What process does this equation represent? . Answer: photosynthesis

14. 300 How many carbons are on the reactant side of the equation? Answer: 6

15. 400 How many oxygens are on each side of the equation? Answer: 18

16. 500 What is the reasoning elements are same amount on both sides of the equation. • Conservation of space • Conservation of mass • Fractional balance • All of the above Answer: b

17. 100 Answer: D

18. 200 Answer: B

19. DailyDouble! 300 Answer: B

20. 400 Answer: C

21. 500 Answer: C

22. 100 Answer: B

23. 200 Which test tube was the control for the experiment? • A • B • C • D Answer: D

24. 300 Why did the color change occur when using bromothymol blue in test tube B and C A. Production of carbon dioxide in test tube C and oxygen in test tube B B. Production of brymthomol blue in each test tube. C. Production of carbon dioxide in test tube B and oxygen in test tube C D. None of the above Answer:

25. 400 What was the independent variable in the experiment? • Amount elodea • The four test tubes • Amount of snails • Amount of light Answer:D

26. 500 What caused the green color and death of the snail in test tube B? • Lack of oxygen • Lack of carbon dioxide • To much production of carbon dioxide • Both A and C Answer: D

27. 100 Cellular respiration allows cells to break down glucose to release energy which is used for cell processes. Which substance do cells in the human body need to carry out cellular respiration? A. They need carbon dioxide. B. They need chlorophyll. C. They need oxygen. D. They need water. Answer:C

28. 200 What happens to glucose inside a cell during cellular respiration? A. The cell uses ATP to break down glucose. B. The cell uses water to break down glucose. C. The cell uses oxygen to break down glucose. D. The cell uses nitrogen to break down glucose. Answer: C

29. 300 From which molecules do organisms get energy to perform daily activities? A. molecules of ATP B. molecules of water C. molecules of oxygen D. molecules of carbon dioxide Answer: A

30. 400 What products of photosynthesis are starting material for cellular respiration? A. glucose and oxygen B. heat energy and ATP C. carbon dioxide and water D. light energy and chlorophyll Answer: A

31. 500 There are two kinds of cellular respiration: aerobic respiration, which uses oxygen, and anaerobic respiration, which does not use oxygen. What is produced by both aerobic and anaerobic respiration? A. chlorophyll B. ATP C. water D. glucose Answer:B