Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
30th August 2015
- 1DNA, Genetics and Inheritance
A man has genotype XY. State his sex, and state which sex chromosomes are found in the sperm cells he produces.
- 2Variation, Evolution and Selection
State what is meant by a selection pressure.
- 3Ecology
Give one example of a biotic factor that could affect a population of rabbits.
- 4Ecosystems, Adaptation and Feeding Relationships
State one abiotic factor that can affect the population of fish living in a pond.
- 5Biodiversity, Cycles and Human Impact
State one way in which high biodiversity benefits an ecosystem.
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