Biology Unit 2 Chapter 9 PRACTICE Quiz

How does the electron transport chain use the high-energy electron from the Krebs cycle?

• The electron transport chain uses the high-energy electrons from the Krebs cycle to convert ADP to ATP

• The electron transport chain uses the high-energy electrons from the Calvin cycle to convert ADP to ATP

• The electron transport chain uses the high-energy electrons from the Krebs cycle to convert ATP to ADP

• The electron transport chain uses the high-energy electrons from the Calvin cycle to convert glucose to glycogen

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What happens to pyruvic acid during the Krebs cycle?

• Pyruvic acid is broken down into carbon dioxide in a series of energy-extracting reactions

• Pyruvic acid is broken down into water in a series of energy-extracting reactions

• Pyruvic acid is broken down into glucose in a series of energy-extracting reactions

• Pyruvic acid is broken down into ATP in a series of energy-extracting reactions

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How many molecules of ATP are produced in the entire breakdown of glucose?

• 36

• 25

• 32

• 5

Describe the process of cellular respiration

• Cellular respiration releases the energy by breaking down molecules of food in the presence of oxygen

• Cellular respiration stores the energy from sunlight as sugars

• Cellular respiration produces ATP by breaking down carbon dioxide into 2 3-Carbon molecules

• Cellular respiration provides the energy for photosynthesis to occur

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What are the products of glycolysis?

• Pyruvic Acid, 3-Carbon molecule, ATP, and 4 high energy electrons

• Glucose and ATP

• Pyruvic Acid, ATP and 4 high energy electrons

• Lactic Acid, Pyruvic Acid and Glucose

How is the function of NAD+ similar to that of NADP+?

• Both are electron carriers

• Both require ATP

• Both occur in Photosynthesis

• Both breakdown H2O

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What is NOT a stage of Cellular Respiration?

• Glycolysis

• Krebs Cycle

• Calvin Cycle

• Electron Transport Chain

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The Krebs Cycle is also known as the

• Calvin Cycle

• Citric Acid Cycle

• Glycolysis

• Cellular Respiration

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What is the Electron Transport Chain?

• Electrons move through the chain to give energy to move H+ ions through the plasma membrane

• Produces NADH, FADH2 and Oxygen

• Requires H+ ions and 3 ATP

• Uses high energy electrons from the Calvin Cycle

The Electron Transport Chain converts _____ to ______.

• Glycgen to Glucose

• ADP to ATP

• ATP to ADP

• H2O to CO2