Daily Practice · GCSE Science

Daily Practice - GCSE Science

18th January 1999

5 questions · GCSE · 584 questions in this band

1
DNA, Genetics and Inheritance
State whether cystic fibrosis is caused by a dominant or a recessive allele.
2
Variation, Evolution and Selection
Give one example of variation that is caused purely by the environment rather than by genes.
3
Ecology
Define community, in ecological terms.
4
Ecosystems, Adaptation and Feeding Relationships
State what is meant by the term ecosystem.
5
Biodiversity, Cycles and Human Impact
State one human activity that reduces the amount of land available for other organisms.

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