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Question

Which of the following statements is/are correct?  [3 MARKS]
(i)  All green plants can prepare their own food.
(ii) Most animals are autotrophs.
(iii) Carbon dioxide is not required for photosynthesis.  


Solution

Each point: 1 Mark

(i)  All green plants can prepare their own food – Correct.
(ii) Most animals are autotrophs – Incorrect because animals are heterotrophs as they are directly or indirectly dependent on plants for food.
(iii) Carbon dioxide is not required for photosynthesis – Incorrect because CO2 is essential for photosynthesis.

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