Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
6th October 2025
- 1DNA, Genetics and Inheritance
A man who is a known carrier of cystic fibrosis (Ff) has children with a woman who has been confirmed to carry no cystic fibrosis allele at all (FF). Explain why none of their children can have cystic fibrosis.
- 2Variation, Evolution and Selection
Name the scientist who proposed the three-domain system of classification, and name the three domains.
- 3Ecology
State one structural adaptation of a polar bear that helps it survive in a cold environment.
- 4Ecosystems, Adaptation and Feeding Relationships
State what is meant by the term ecosystem.
- 5Biodiversity, Cycles and Human Impact
State one human activity that reduces the amount of land available for other organisms.
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