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Daily Practice

GCSE Science

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7th March 1988

5 questions · GCSE · 584 questions in this band

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  1. 1
    Inheritance, Variation and Evolution

    Give one piece of evidence that supports Darwin's theory of evolution by natural selection.

  2. 2
    DNA, Genetics and Inheritance

    Define homozygous.

  3. 3
    Variation, Evolution and Selection

    Define mutation.

  4. 4
    Ecology

    Explain why deforestation to create land for cattle grazing can reduce biodiversity.

  5. 5
    Ecosystems, Adaptation and Feeding Relationships

    In a grassland food chain, the biomass of grass available is 8400 kg and the biomass transferred to the rabbits that eat it is 940 kg. Calculate the percentage efficiency of biomass transfer from grass to rabbits, to 3 significant figures.

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