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

Photosynthesis as an energy transfer process — practice question

Photosynthesis is a vital process for transferring energy.
(a)[1]

Name one pigment found in chloroplasts.

(b)[2]

Explain how the absorption spectrum of the main chloroplast pigments in a plant species is related to that species' action spectrum for photosynthesis.

(c)[3]

Explain why temperature can be a limiting factor in photosynthesis.

(d)[3]

Outline how the light-independent stage of photosynthesis results in the formation of carbohydrates such as starch in plant leaves.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: either chlorophyll a, chlorophyll b, or $\beta$-carotene

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