2.34 Respiration and ATP
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Which statement about respiration is correct?
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2(f) RESPIRATION · EXAM QUESTIONS
2.34 Respiration and ATP
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2.34 Respiration and ATP
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In which organelle does most aerobic respiration take place?
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2.34 Respiration and ATP
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State the purpose of respiration.
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2.34 Respiration and ATP
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Explain why respiration is not the same as breathing.
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2.34 Respiration and ATP
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Name the molecule that supplies energy directly for processes in cells.
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2.34 Respiration and ATP
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Explain why plant cells respire even though they make glucose by photosynthesis.
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2.34 Respiration and ATP
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Explain why respiration happens all the time in living cells.
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2.34 Respiration and ATP
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Describe how respiration and the release of energy are linked to ATP.
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2.34 Respiration and ATP
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Explain why cells with a high energy demand contain many mitochondria.
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2.34 Respiration and ATP
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A cell type has about 2 000 mitochondria per cell. Identify which of these is most likely: skin cell, fat storage cell, heart muscle cell.
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2.34 Respiration and ATP
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Suggest why respiration is described as an exothermic reaction.
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2.34 Respiration and ATP
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Explain why respiration is controlled by enzymes.
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2.34 Respiration and ATP
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Explain why a seed that is germinating respires faster than a dry seed.
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2.34 Respiration and ATP
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Suggest why cyanide, which stops respiration in mitochondria, kills cells quickly.
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2.34 Respiration and ATP
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Give one difference between energy release in respiration and burning glucose in a flame.
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Total for this question: 1 mark