Daily Practice

GCSE Science

16th November 1975

5 questions · GCSE · 584 questions in this band

1
Human Defences, Vaccination and Drug Development
Describe phagocytosis.
2
Bioenergetics
A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
3
Photosynthesis
Name four limiting factors of photosynthesis.
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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