AP Biology Photosynthesis Quiz

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

Tags

NGSS.HS-LS1-5

What supplies the electrons that are lost in PS I?

• the electrons from PS II
• water
• glucose
• oxygen

What is the function of NADP+?

• It absorbs light
• It is an electron carrier
• It is a light-reflecting pigment
• It acts as long-term energy storage

Where is glucose synthesized?

• Photosystem II

• Photosystem I

• Calvin Cycle

• Glycolysis

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

Where does the carbon come from that is used to form glucose?

• The soil
• CO₂ in the air
• From other carbohydrates
• Calvin Cycle

Tags

NGSS.HS-LS2-5

Green plants reflect ________ light.

• Red
• Green
• All
• Red and Violet

Tags

NGSS.MS-LS1-6

The H+ concentration gradient is used to 

• make NADPH
• split a water molecule
• generate ATP
• form water

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NGSS.HS-LS1-7

Plants with the largest amount of which pigment will be best suited for growing conditions where light has a green hue.

• Chlorophyll A
• Chlorophyll B
• Carotenoids
• A combination of all 3

Tags

NGSS.HS-LS1-5

What is the primary function of the Calvin cycle?

• regenerate ATP for use in the light reactions of photosynthesis
• produce carbon dioxide for use in the light reactions of photosynthesis
• produce oxygen by oxidizing water
• produce simple sugars from carbon dioxide

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

• ATP
• NADPH
• Oxygen
• Glucose

Tags

NGSS.MS-LS1-6