Biology 5090 · O Level · Biotechnology

Biotechnology — practice question

Yoghurt is a product made from milk.
(a)[5]

Outline the function microorganisms perform in yoghurt production.

(b)[5]

Yoghurt can be part of a balanced diet, but adult humans would not survive if they ate only yoghurt. Explain this statement using the label information.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: heat treatment / pasteurisation

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