AP Bio Photosynthesis

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

Which of the following processes is most directly driven by light energy?

• carbon fixation in stroma
• reduction of NADP molecules
• ATP Synthesis
• removal of electrons from membrane-bound chlorophyll molecules

Tags

NGSS.HS-LS1-5

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

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

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

Tags

NGSS.HS-LS2-5

The H+ concentration gradient is formed to

• make NADPH

• split a water molecule

• generate ATP

• form water

Tags

NGSS.HS-LS1-5