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Daily Practice

GCSE Science

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30th March 1990

5 questions · GCSE · 584 questions in this band

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  1. 1
    Human Defences, Vaccination and Drug Development

    Explain what is meant by a double blind trial.

  2. 2
    Bioenergetics

    Name the gas that is released as a product of photosynthesis.

  3. 3
    Photosynthesis

    Why is photosynthesis described as endothermic?

  4. 4
    Respiration, Exercise and Metabolism

    Explain why breathing rate and breathing depth both increase during exercise.

  5. 5
    Homeostasis and Response

    Explain, in terms of blood vessels, how the skin helps to cool the body when it is too hot.

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