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Biological molecules

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Question 5
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Agave nectar is a naturally occurring syrup. The primary sugars present in agave nectar are fructose, glucose, and sucrose.

a.

State the number of different types of monosaccharides present in agave nectar.

[1]
b.

Nutritionists recommend that no more than 5%5\%5% of the daily energy intake should come from 'free sugars'.

  • The mean daily energy requirement for an active 8-year-old child is 7200 kJ7200\text{ kJ}7200 kJ.
  • One tablespoon of agave nectar contains 150 kJ150\text{ kJ}150 kJ of energy from 'free sugars'.

Calculate the number of tablespoons of agave nectar required for an active 8-year-old child to reach the maximum recommended daily energy intake from 'free sugars'.

[3]

Biological molecules Questions

  1. A Level
  2. /Biology
  3. /Biological molecules