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2 marksNutrition in Living Organisms

CSEC Biology · May/June 2006 · Paper 2 · Question 3(c)(i)

Plants manufacture the food they store by the process of photosynthesis.

State TWO environmental factors that are necessary for photosynthesis to occur.

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Other parts of this question

  1. 3(a)(i)Identify the structures labelled A, B and C in Figure 3.[3 marks]
  2. 3(a)(ii)State the function of the structure labelled C in Figure 3.[1 mark]
  3. 3(a)(iii)State TWO structural differences between xylem and phloem.[2 marks]
  4. 3(b)(i)Sometimes roots develop as storage organs. Suggest TWO reasons why a plant may need to store food.[2 marks]
  5. 3(b)(ii)a)Place an X on Figure 4, in the area where food material is likely to be stored.[1 mark]
  6. 3(b)(ii)b)Label any THREE structures in Figure 4.[3 marks]
  7. 3(c)(ii)How does food manufactured in photosynthesis reach storage areas in the root?[2 marks]

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