F.3 Bio HW 5

In order to have healthy growth of teeth, the diet of young children should contain sufficient amounts of

(1) calcium.

(2) iron.

(3) vitamin D.

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Which structures are hard and rigid?

• 1, 2 and 3

• 1, 2 and 4

• 1, 3 and 5

• 2, 4 and 5

Which structures receive a continuous supply of nutrients?

• 1, 2 and 3 only

• 3, 4 and 5 only

• 1, 2, 4 and 5 only

• 2, 3, 4 and 5 only

Which of the following comparisons between the milk dentition and the permanent dentition of humans is/are correct?

Milk dentition / Permanent dentition

(1)  fewer molars / more molars

(2)  no canines / with canines

(3)  serves babies whose main diet is milk / serves adults whose main diet is solid food

• (1) only

• (3) only

• (1) and (2) only

• (2) and (3) only

街頭小食小食系列🤤

Which one is your favourite?

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• 
• 
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Which processes of human nutrition are the following descriptions referring to?

(a) The digested food molecules enter the circulatory system.

Which processes of human nutrition are the following descriptions referring to?

(b)  Food is taken in through the mouth.

Which processes of human nutrition are the following descriptions referring to?

(c)  Food is broken down into soluble and simple molecules.

Which processes of human nutrition are the following descriptions referring to?

(d)  The undigested materials are removed from the body as faeces.

Which processes of human nutrition are the following descriptions referring to?

(e)  The absorbed food molecules are taken up by cells for metabolism.