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3 marksNutrition in Living Organisms

CSEC Biology · January 2011 · Paper 2 · Question 1(b)(iii)

Some biology students carried out a series of food tests on a plant storage organ, and recorded their observations in a table similar to that shown in Table 1.

A boy fed ONLY on the storage organ tested in (b)(i) was found to be malnourished. Explain how this is possible.

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Other parts of this question

  1. 1(a)(i)Identify TWO parts of a flowering plant where food is stored.[2 marks]
  2. 1(a)(ii)Name TWO food nutrients in plant storage organs that humans use as food.[2 marks]
  3. 1(b)(i)Complete Table 1 by describing the method and conclusion for EACH food test the students carried out.[9 marks]
  4. 1(b)(ii)Explain why the storage organ tested in (b)(i) should be included in the diet of a teenage boy.[4 marks]
  5. 1(c)No test for fats was conducted on the storage organ in (b)(i). Describe TWO tests for fats.[3 marks]
  6. 1(d)Food is also stored in animals. Identify TWO areas in the human body where food is stored.[2 marks]

More practice: the rest of this paper · more Nutrition in Living Organisms questions · all CSEC Biology past papers