Daily Practice

GCSE Science

6th April 1981

5 questions · GCSE · 584 questions in this band

1
Human Defences, Vaccination and Drug Development
Name three non-specific defences of the human body.
2
Bioenergetics
A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
3
Photosynthesis
Why does the rate of photosynthesis fall at very high temperatures?
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.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1981, including the monthly compilation PDF.