Photosynthesis & Cellular Respiration

Review

1) What are autotrophs?

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1. Organisms that consume their food.

2. Organisms that decompose other organisms.

3. Organisms that make their own food.

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2) What makes up an ADP molecule?

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1. Adenine, ribose sugar, two phosphate groups

2. Adenine, ribose sugar, three phosphate groups

3. Ribose sugar, adenine, one phosphate group

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3) What light-absorbing molecules collect the sun’s energy for plants?

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1. Thylakoids2. Chloroplasts3. Glucose4. Pigments

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4) Which of the following is true about light-dependent reactions?

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1. It absorbs green light and makes sugars.

2. It occurs after the Calvin Cycle.

3. It only occurs in the dark.4. It produces energy (ATP &

NADP+) that is used in light-independent reactions.

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5) Which is a product of the light-independent reactions?

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1. Carbon dioxide2. Oxygen3. High-energy

sugars (glucose)4. ATP and water

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6) What type of process is cellular respiration?

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1. Anabolic2. Catabolic3. Fermentation4. Respiration

7) What order will these processes occur if oxygen is present?

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1. Electron Transport, Chain Krebs, Cycle Glycolysis

2. Glycolysis, Krebs Cycle, Electron Transport Chain

3. Glycolysis, Fermentation, Krebs Cycle

4. Krebs, Fermentation, Glycolysis

8) Does cellular respiration occur in plant and animal cells?

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1. Yes2. No

9) What is oxygen’s purpose in cellular respiration?

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1. It combines with water.2. It is the final electron

acceptor for the electron transport chain.

3. It produces light and heat.4. It donates electrons to help

us breathe in the Krebs Cycle.

10) Which processes occur in the cytoplasm?

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1. Calvin Cycle2. Krebs Cycle3. Electron Transport

Chain4. Glycolysis

11) What are the products in photosynthesis?

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1. Carbon dioxide, water, energy (sunlight)

2. Oxygen, carbon dioxide, glucose, water

3. ATP and water4. Glucose and oxygen

12) What are the products in respiration?

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1. Carbon dioxide, water, energy (ATP)

2. Oxygen, carbon dioxide, glucose, water

3. ATP and water4. Glucose and oxygen

13) What is an example of an electron carrier?

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1. Pyruvic acid2. ATP3. NAD+ & NADPH4. AMP

14) The electrons transported along the membrane in the electron transport chain

are used to make

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1. Lactic acid2. Oxygen3. ATP4. Glucose

15) Breaking off a phosphate group from ATP results in

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1. the absorption of energy2. the creation of energy3. the production of

mechanical energy4. the release of energy

16) This diagram shows the relationship between ATP and AMP.

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1. True2. False

17) Which example shows chemical energy converted to mechanical (movement) energy?

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1. Water flowing downstream

2. Photosynthesis3. Glycolysis4. Contracting a muscle

18) When oxygen is used in the electron transport chain, what does it become?

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1. Carbon dioxide2. Glucose3. ATP4. Water