Quelpr
1 markNutrition and the Digestive System

CSEC Human and Social Biology · May/June 2017 · Paper 2 · Question 1(c)(i)

Reza consumes 500 mg of vitamin A daily for poor vision, whereas the daily requirement is 90 mg. Explain what is most likely to happen to the excess vitamin A.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 1(a)(i)Based on the results in Table 1, deduce which macronutrients are present and which macronutrient is absent in the food sample.[3 marks]
  2. 1(a)(ii)Identify from the given options (Mango, Fried chicken, French fries, Beef patties) the food that is most likely the sample tested.[1 mark]
  3. 1(b)(i)Define what is meant by a 'balanced diet'.[2 marks]
  4. 1(b)(ii)Discuss how dietary requirements differ between: • A pregnant woman and a non-pregnant woman of the same age • A young person and an older person.[4 marks]
  5. 1(c)(ii)State a deficiency disease associated with a lack of each of the following: • Vitamin C • Iron • Vitamin D[3 marks]
  6. 1(d)State one reason why dietary fibre is essential in the human diet.[1 mark]

More practice: the rest of this paper · more Nutrition and the Digestive System questions · all CSEC Human and Social Biology past papers