Biology 9700 · AS & A Level · Photosynthesis as an energy transfer process

Photosynthesis as an energy transfer process — practice question

The light-dependent phase of photosynthesis occurs on the thylakoid membranes of the chloroplast. Fig. 7.1 illustrates some of the components involved in the light-dependent phase.
(a)[2]

Using Fig. 7.1 as your reference, name structures A and B. A B

(b(i))[2]

Describe the function of RuBP in the light-independent phase of photosynthesis.

(b(ii))[2]

Describe the function of reduced NADP in the light-independent phase of photosynthesis.

(b(iii))[2]

Describe the function of ATP in the light-independent phase of photosynthesis.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: A is photosystem II ($P680$)

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