Biology 0610 · IGCSE · Photosynthesis

Photosynthesis — practice question

(a(i))[1]

State which chemical elements are present in a carbohydrate.

(a(ii))[1]

State the name of one chemical element found in a protein but not in a carbohydrate.

(b(i))[2]

State the word equation that represents photosynthesis.

(b(ii))[2]

Explain why the plant used up its store of starch when it was placed in the dark.

(b(iii))[1]

Predict the outcome of the starch test by placing ticks (✓) in Table 2.1.

(b(iv))[1]

State the name of the mineral ion needed to make chlorophyll.

(c)[5]

Draw five lines to form five correct sentences.

Worked solution & mark scheme

This 13-mark question has a full step-by-step worked solution and mark scheme. One marking point: carbon, hydrogen and oxygen

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