Daily Practice

GCSE Science

2nd September 1977

5 questions · GCSE · 584 questions in this band

1
Human Defences, Vaccination and Drug Development
Explain what is meant by a double blind trial.
2
Bioenergetics
Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
3
Photosynthesis
Why is photosynthesis described as endothermic?
4
Respiration, Exercise and Metabolism
Explain why breathing rate and breathing depth both increase during exercise.
5
Homeostasis and Response
Explain, in terms of blood vessels, how the skin helps to cool the body when it is too hot.

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