Biology 0610 · IGCSE · Leaf structure

Leaf structure — practice question

(a(i))[2]

Identify tissue B and tissue C shown in Fig. 4.2.

(a(ii))[2]

Describe two functions of the area labelled D in Fig. 4.2 in water lilies.

(a(iii))[2]

Describe the function of this pigment.

(a(iv))[2]

Explain how this is an adaptation for water lilies.

(b(i))[1]

Convert the stomatal density on the upper leaf surface of the water lily to stomata per cm^{2}.

(b(ii))[4]

Explain the stomatal density observed in the two different hydrophytes.

(c(i))[1]

Identify a visible characteristic in Fig. 4.3 that can be used to classify rice as a monocotyledonous plant.

(c(ii))[3]

Suggest how this limits the amount of proteins a plant can make.

Worked solution & mark scheme

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