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INTEGRATED SCIENCE PRACTICE QUESTIONS

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FOOD & NUTRITION

1.

(i)

State two benefits of each of the following minerals to the human body:

(α)

potassium;

(β)

calcium.

(ii)

Name one source of each of the minerals listed in (d)(i).

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2.
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3.

(i)

What is food processing?

(ii)

State:

(α)

two advantages of food processing.

(β)

one disadvantage of food processing.

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4.

(i)

State two reasons why salt is important in the diet of humans.

[2 marks]

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5.

Name one reagent used to test for each of the following food substances in the school laboratory:
(α) proteins;
(β) lipids;
(γ) reducing sugars.

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