Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
15th March 2023
- 1Photosynthesis
Why is glucose converted into starch for storage?
- 2Respiration, Exercise and Metabolism
Explain, in terms of respiration, why a build-up of lactic acid causes muscle fatigue during vigorous exercise.
- 3Homeostasis and Response
State one difference between nervous and hormonal coordination.
- 4The Nervous System and Reflexes
State the type of effector that produces a physical response by contracting.
- 5Hormonal Coordination and Homeostasis
A person's blood glucose concentration is 4.8 mmol/dm^3 before breakfast and 7.2 mmol/dm^3 after breakfast. Calculate the increase in blood glucose concentration.
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