Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
18th October 2015
- 1Inheritance, Variation and Evolution
Define phenotype.
- 2DNA, Genetics and Inheritance
State how many chromosomes are found in a normal human body cell, and how they are arranged.
- 3Variation, Evolution and Selection
Explain why genetic engineering can introduce a new characteristic in a single generation, while selective breeding cannot.
- 4Ecology
Name the group of organisms that break down dead plant and animal matter, returning mineral ions to the soil.
- 5Ecosystems, Adaptation and Feeding Relationships
The Arctic fox has small, rounded ears compared with the desert fennec fox, which has very large ears. State whether this is a structural, behavioural or functional adaptation, and explain how it helps the Arctic fox survive.
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