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Class 9 ยท Biology ยท Medium level ยท 8 questions

Enzymes: Medium 2

The biological catalysts that make life fast enough to happen, and why a fever is dangerous. In Class 9 Biology the topic covers what an enzyme is, lock and key, temperature and pH and explaining an experiment. This quiz is a step up: the questions ask you to use the ideas as well as recognise them. 8 questions (multiple choice), marked the moment you finish, with the reason for every answer.

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Your score is saved against Enzymes, so you can see which topics are solid and which need another go.