Biology 5090 · O Level · Specialised cells, tissues and organs

Specialised cells, tissues and organs — practice question

A farmer is weeding her crop with a tool known as a mattock.
(a)[4]

Explain how the muscles and bones in her right arm assist her in lifting the tool.

(b)[4]

The farmer has not applied any insecticides or artificial fertilisers to the crop. Explain how this could benefit the local environment.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: “specified bone(s) and where they are found” …

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