Question

(c) A housewife immerses slices of mango in concentrated

sugar solution for preservation.

Explain why the mango slices can be kept for a longer period.

[3 marks]

(d) Explain why an athlete is advised to take an isotonic drink after a long distance run.

Answer 1

Advantage:

1. It keeps food for longer period.

Disadvantages:

1. The sugar content of the food is too high.

2. Some of the nutrients such as vitamin C are lost.