2.26 Energy requirements
Exam question
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Which person is likely to need the most energy each day?
(1)Total for this question: 1 mark
2(e) NUTRITION · EXAM QUESTIONS
2.26 Energy requirements
13 exam-style questions. Write your answer, check it against the mark scheme and tick the points you earned. Your marks stay on this device. Your writing is not saved.
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2.26 Energy requirements
Exam question
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Why does a pregnant woman need more energy than before she was pregnant?
(1)Total for this question: 1 mark
2.26 Energy requirements
Exam question
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Give three factors that affect the amount of energy a person needs each day.
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Total for this question: 3 marks
2.26 Energy requirements
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Explain why a teenager may need more energy each day than an adult of the same mass.
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Total for this question: 2 marks
2.26 Energy requirements
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Explain why a builder needs more energy each day than an office worker.
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Total for this question: 2 marks
2.26 Energy requirements
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Explain why an elderly person usually needs less energy than a young adult.
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Total for this question: 2 marks
2.26 Energy requirements
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A woman eats 10 000 kJ a day but uses 8 500 kJ a day. Explain what will happen to her body mass over several months.
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Total for this question: 3 marks
2.26 Energy requirements
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Explain why a breastfeeding mother needs more energy than she did before pregnancy.
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Total for this question: 2 marks
2.26 Energy requirements
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Daily energy needs Person Male / kJ Female / kJ Age 8 8 200 7 600 Age 16 12 000 9 000 Age 30, office work 10 500 8 400 Age 30, manual work 14 000 10 200 Age 75 8 800 7 600 Illustrative data, not from a real investigation. The table shows the daily energy needs of different people. Describe how energy need changes with age for males.
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Total for this question: 2 marks
2.26 Energy requirements
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Daily energy needs Person Male / kJ Female / kJ Age 8 8 200 7 600 Age 16 12 000 9 000 Age 30, office work 10 500 8 400 Age 30, manual work 14 000 10 200 Age 75 8 800 7 600 Illustrative data, not from a real investigation. Use the table to calculate the difference in daily energy need between a 30-year-old male manual worker and a 30-year-old male office worker.
(2)kJTotal for this question: 2 marks
2.26 Energy requirements
Exam question
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Suggest two reasons why males usually need more energy each day than females of the same age.
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Total for this question: 2 marks
2.26 Energy requirements
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A cyclist uses 2 400 kJ per hour while racing. One energy bar provides 800 kJ. Calculate how many energy bars would replace the energy used in a 3-hour race.
(2)barsTotal for this question: 2 marks
2.26 Energy requirements
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Explain why people in a cold climate may need more energy in their diet.
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Total for this question: 2 marks