First Stages Photosynthesis

The stacks of disks in the chloroplast are called:

• Lamellae
• Grana
• Stroma
• Thylakoid

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The disks in the chloroplast are called:

• Lamellae
• Grana
• Stroma
• Thylakoids

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The interior space of the chloroplast is called:

• Lamellae
• Grana
• Stroma
• Thylakoids

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What is the function of NADPH and ATP?

• They absorb light

• They power the light reactions

• They are light-reflecting pigments

• They are short term energy carriers

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Where do the light-dependent reactions occur? 

• thylakoid membrane
• stroma
• mesophyll
• mitochondria

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Which of the following is NOT a product of the light-dependent reactions?

• ATP
• NADPH
• Oxygen
• Glucose

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What is the primary function of the light reactions of photosynthesis?

• To produce glucose

• To produce NADPH and ATP

• To use ATP

• To produce RuBP

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What is the purpose of the Calvin cycle?

• To produce ATP and NADPH (long-term energy storage)

• To produce sugars (long-term energy storage)

• To produce ATP and NADPH (short-term energy storage)

• To produce sugars (short-term energy storage)

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How many sugar molecules are produced from every six molecules of carbon dioxide that enter the Calvin cycle?

• 1
• 3
• 6
• 12

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Which product is produced during the light reactions?

• water

• oxygen

• glucose

• carbon dioxide

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