Biology 0610 · IGCSE · Leaf structure

Leaf structure — practice question

(a)[1]

Explain why a large surface area is an adaptation that helps photosynthesis.

(b)[2]

State the word equation that represents photosynthesis.

(c(i))[1]

State the letter in Fig. 3.2 that identifies the tissue with the greatest density of chloroplasts.

(c(ii))[2]

State the names of two tissues that are present in the vascular bundle.

(c(iii))[2]

State the letter in Fig. 3.2 that identifies the cells controlling gas exchange in the leaf and state their name.

(c(iv))[2]

State the name and one function of the layer marked P in Fig. 3.2.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: that more light can be absorbed (for photosynthesis)

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