Daily Practice · GCSE Science

Daily Practice - GCSE Science

16th June 1998

5 questions · GCSE · 584 questions in this band

1
Organisation
An amylase reaction is complete after 200 seconds. Calculate the rate of reaction using rate = 1000 / time.
2
The Digestive System and Enzymes
Name the products of protein digestion.
3
The Circulatory System and Heart
Name the blood vessel that carries deoxygenated blood from the heart to the lungs.
4
Plant Tissues, Transport and Transpiration
What happens to guard cells when a plant is short of water?
5
Infection and Response
Explain why a small number of healthy volunteers are given a very low dose of a new drug in the first stage of a clinical trial.

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