Biology 0610 · IGCSE · Photosynthesis

Photosynthesis — practice question

(a)[2]

State the word equation that represents photosynthesis.

(b(i))[1]

State the name of the organelle in plant cells where photosynthesis takes place.

(b(ii))[1]

State the name of the pigment found in the green areas of the leaf but absent from the white areas of the leaf.

(c(i))[3]

Calculate the percentage decrease in the number of gas bubbles produced in one minute when the lamp distance changed from 15 cm to 30 cm. Give your answer as a whole number.

(c(ii))[4]

Describe the results in Table 4.1 and explain them.

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: carbon dioxide + water → glucose + oxygen

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