AP BIO - PHOTOSYNTHESIS REVIEW

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin Cycle?

• CO₂ and glucose
• ATP and NADPH
• ADP, P and NADP+
• H₂Oand O₂

Where does the Calvin cycle take place?

• Stroma
• thylakoid
• thylakoid space
• matrix

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 1

In what respect are the photosynthetic adaptations of C₄ plants and CAM plants similar?

• an enzyme other than Rubisco carries out the first step in carbon fixation 
• both types of plants make most of their sugar in the dark
• both types of plants make their sugar without the Calvin cycle
• Stomata normally close during the day

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

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

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