KS3 - Ks3 Science - Respiration 02 Solution - MCQGeeks.com

Q.1.

When we exhale which one of the following is NOT correct?

0%
The volume of the thorax decreases
0%
The air is forced out of the lungs
0%
The diaphragm relaxes
0%
The rib muscles contract

Q.2.

Cellular respiration occurs in .......

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only cells in the arms and legs
0%
only heart cells
0%
only muscle cells
0%
all cells

Q.3.

Which of the following is NOT true about the effect of exercise?

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Breathe more quickly
0%
Heart beats faster
0%
Less oxygen and glucose get to the muscles
0%
Pulse rate increases

Q.4.

When we inhale which one of the following is NOT correct?

0%
More space is formed in the thorax (volume increases)
0%
The air pressure in the chest (thorax) increases
0%
The diaphragm contracts
0%
The rib muscles contract

Q.5.

The diaphragm is .......

0%
a lining of the lungs
0%
a muscle which connects the ribs
0%
a sheet of muscle under the lungs
0%
the windpipe

Q.6.

Which two substances are needed for aerobic cellular respiration to take place?

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Glucose and carbon dioxide
0%
Glucose and water
0%
Oxygen and glucose
0%
Oxygen and water

Q.7.

Which of the following are the products of cellular respiration?

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Energy, carbon dioxide and water
0%
Energy, glucose and carbon dioxide
0%
Energy, oxygen and glucose
0%
Energy, oxygen and water

Q.8.

The trachea (windpipe) is kept open because it is contains rings made from .......

0%
bone
0%
capillaries
0%
cartilage
0%
muscle

Q.9.

Which of the following statements is FALSE?

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Carbon dioxide diffuses into blood plasma from cells.
0%
Carbon dioxide diffuses into the alveoli from the blood.
0%
Carbon dioxide dissolves in white blood cells.
0%
Carbon dioxide is transported in the bloodstream to the lungs.

Q.10.

Oxygen is transported to all parts of the body by .......

0%
blood plasma
0%
dissolving in water
0%
red blood cells
0%
white blood cells