Bodily requirements

Question 1

is the most abundant substance found in the body.

Answer 1

Water

Question 2

At birth, up to __% of a baby’s body is composed of water

Answer 2

78%

Question 3

at 1 year of age this has dropped to __%

Answer 3

65%

Question 4

In adult males the figure has dropped to __%

Answer 4

60%

Question 5

and in adult females the figure is __%

Answer 5

55%

Question 6

is required for the various metabolic processes that are necessary for an organism’s survival.

Answer 6

Water

Question 7

is necessary to transport essential substances around the organism.

Answer 7

Water

Question 8

helps to regulate body temperature.

Answer 8

Water

Question 9

supplies the energy for the organism to fulfil all the essential characteristics mentioned above.

Answer 9

Food

Question 10

It also supplies the raw materials for these characteristics – particularly growth.

Answer 10

Food

Question 11

Oxygen forms __% of air and is used in the release of energy from the assimilated nutrients.

Answer 11

20%

Question 12

is a form of energy that partly controls the rate at which metabolic reactions occur.

Answer 12

Heat

Question 13

is important in the process of breathing

Answer 13

atmospheric pressure

Question 14

keeps the blood flowing through the body

Answer 14

hydrostatic pressure