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2.38 Anaerobic respiration word equations
Exam question
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Write a word equation to show how muscle cells release energy without oxygen.
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Total for this question: 1 mark
2.38 Anaerobic respiration word equations
Exam question
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Write a word equation to show how yeast cells respire when oxygen is absent.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Write a word equation for respiration without oxygen in the root cells of a flooded plant.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Which word equation shows anaerobic respiration in yeast?
(1)Total for this question: 1 mark
2.38 Anaerobic respiration word equations
Exam question
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Which product is made in anaerobic respiration in muscle but NOT in yeast?
(1)Total for this question: 1 mark
2.38 Anaerobic respiration word equations
Exam question
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Explain why bread dough rises when yeast is added.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Explain why the alcohol in bread does not remain in the baked loaf.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Compare the products of anaerobic respiration in a potato tuber with those in a human muscle.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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A student measures carbon dioxide release to compare anaerobic respiration in yeast and in muscle tissue. Explain why this would not work for muscle.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Suggest why the alcohol content of wine stops rising at about 15 %.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Explain why a balloon fixed over a flask of yeast and sugar solution inflates.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Predict what would happen to the balloon on a flask of yeast and sugar if the flask was boiled first. Explain your answer.
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Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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State the type of respiration that produces lactic acid.
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Total for this question: 1 mark
2.38 Anaerobic respiration word equations
Exam question
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A balloon on a yeast flask gained 42 cm³ of gas in 30 minutes. Calculate the mean rate of gas production in cm³ per minute.
(2)Total for this question: 2 marks
2.38 Anaerobic respiration word equations
Exam question
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Describe how you could show that the gas made by yeast is carbon dioxide.
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Total for this question: 2 marks
