AP Biology - Photosynthesis

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

Which of the following molecules is not needed for the Calvin Cycle?

• CO₂
• ATP
• NADPH
• H₂O

Green plants reflect ________ light.

• Red
• Green
• All
• Red and Violet

Tags

NGSS.MS-LS1-6

The light reactions occur in the ________ and the dark reactions take place in the ________.

• Chloroplast / thylakoid membrane
• stroma / thylakoid
• mesophyl / stomata
• thylakoid membrane / stroma

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

Where does the Calvin cycle take place?

• stroma of the chloroplast
• thylakoid membrane
• outer membrane of the chloroplast
• interior of the thylakoid membrane

When oxygen is released as a result of photosynthesis, it is a direct by-product of

• reducing NADP+
• splitting water molecules
• chemiosmosis
• electron transfer in photosystem II and I

Tags

NGSS.MS-LS1-6

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

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

• 1
• 3
• 6
• 12

Tags

NGSS.MS-LS1-6

The H+ concentration gradient is used to 

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

Tags

NGSS.HS-LS1-7