Edexcel A-Level Biology A2 5.5 Chloroplast Structure and Photosynthesis Questions

Label the compartment accurately, connect its membrane or fluid contents to the reaction stage and convert scale or magnification before calculating dimensions.

Exam points

Label chloroplast envelope, grana, thylakoids, lamellae and stroma on diagrams.
Relate thylakoid membranes and stroma contents to their photosynthetic reactions.
Calculate chloroplast dimensions or areas from image scale and magnification.

[Maximum number: 4]

Chloroplasts are involved in both the light-dependent reactions and light-independent reactions of photosynthesis.

(a)

Which row of the table shows where the light-dependent reactions and light-independent reactions take place?
□ A
□ B

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(b)

The diagram shows the outline of a chloroplast.

Draw three labelled features on this diagram that are found in a chloroplast, other than the stroma and the thylakoid membranes.

Figure for Question (b) — Edexcel A-Level Biology A2

□ C
□ D

Table for Question (b) — Edexcel A-Level Biology A2

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Edexcel A-Level Biology A2 5.5 Chloroplast Structure and Photosynthesis Questions question 1

Question (a)

Question (b)