Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
25th December 2025
- 1Infection and Response
A student measures the mean diameter of a zone of inhibition as 12 mm. Calculate its radius.
- 2Communicable Diseases and Pathogens
Why can HIV not be treated with antibiotics?
- 3Human Defences, Vaccination and Drug Development
What is tested during preclinical testing?
- 4Bioenergetics
A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
- 5Photosynthesis
A lamp is moved from 15 cm to 30 cm away. What happens to the light intensity?
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Every sheet is deterministic: the same date always regenerates the same five questions. All of December 2025, including the monthly compilation PDF.