Daily Practice - GCSE Science
- 1Inheritance, Variation and Evolution
A plant grown in the shade is shorter than a genetically identical plant of the same species grown in full sunlight. State whether this difference is genetic variation, environmental variation, or both.
- 2DNA, 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.
- 3Variation, Evolution and Selection
Name the scientist who proposed the three-domain system of classification, and name the three domains.
- 4Ecology
State one structural adaptation of a polar bear that helps it survive in a cold environment.
- 5Ecosystems, Adaptation and Feeding Relationships
Explain why a pyramid of biomass is never wider at the top than at the bottom.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of May 1997, including the monthly compilation PDF.