2(e) NUTRITION · EXAM QUESTIONS

2.18 Photosynthesis and energy conversion

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  1. 01WhichMultiple choice1 mark

    2.18 Photosynthesis and energy conversion

    Exam question

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    Which energy transfer happens during photosynthesis?

    (1)
    Choose one answer

    Total for this question: 1 mark

  2. 02WhichMultiple choice1 mark

    2.18 Photosynthesis and energy conversion

    Exam question

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    Where in a leaf cell does photosynthesis take place?

    (1)
    Choose one answer

    Total for this question: 1 mark

  3. 03StateShort answer1 mark

    2.18 Photosynthesis and energy conversion

    Exam question

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    State the type of energy stored in glucose made by photosynthesis.

    (1)

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    Total for this question: 1 mark

  4. 04ExplainShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Explain why photosynthesis is described as converting light energy to chemical energy.

    (2)

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    Total for this question: 2 marks

  5. 05DescribeShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Describe the role of chlorophyll in photosynthesis.

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    Total for this question: 2 marks

  6. 06NameShort answer2 marks

    2.18 Photosynthesis and energy conversion

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    Name the two raw materials of photosynthesis.

    (2)

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    Total for this question: 2 marks

  7. 07NameShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Name the two products of photosynthesis.

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    Total for this question: 2 marks

  8. 08ExplainShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Explain why almost all food chains depend on photosynthesis.

    (2)

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    Total for this question: 2 marks

  9. 09GiveShort answer3 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Give three ways a plant uses the glucose made in photosynthesis.

    (3)

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    Total for this question: 3 marks

  10. 10ExplainShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Explain why plants are called producers.

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    Total for this question: 2 marks

  11. 11ExplainShort answer2 marks

    2.18 Photosynthesis and energy conversion

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    Explain why a plant kept in the dark for several days loses mass.

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    Total for this question: 2 marks

  12. 12SuggestShort answer1 mark

    2.18 Photosynthesis and energy conversion

    Exam question

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    Suggest why leaves are usually green.

    (1)

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    Total for this question: 1 mark

  13. 13ExplainShort answer2 marks

    2.18 Photosynthesis and energy conversion

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    Explain why the energy in coal originally came from the Sun.

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    Total for this question: 2 marks

  14. 14DescribeShort answer2 marks

    2.18 Photosynthesis and energy conversion

    Exam question

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    Describe what happens to the oxygen produced in photosynthesis.

    (2)

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    Total for this question: 2 marks

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