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MIdterm

Authored by Elias Granados

Science

8th Grade

Used 4+ times

MIdterm
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the diaphragm during breathing?

It contracts to push air out of the lungs.

It relaxes to increase the chest cavity size.

It contracts to separate the abdominal cavity.

It expands to pull the ribcage downwards.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process describes taking air into the lungs?

Expiration

Respiration

Inspiration

Ventilation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do the alveoli play in the respiratory system?

They filter dust and particles from the air.

They produce mucus to trap dust.

They facilitate gas exchange in the lungs.

They move air from the trachea to the bronchi.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does oxygen move from the alveoli into the blood?

By active transport through the alveolar walls.

By diffusion through the cell walls and capillaries.

By osmosis through the alveolar lining.

By filtration through the capillary walls.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the cilia in the trachea?

To produce mucus.

To trap dust and particles.

To move air into the bronchi.

To absorb oxygen into the blood.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is released during aerobic respiration when glucose reacts with oxygen?

Carbon dioxide and water

Lactic acid and energy

Tar and nicotine

Carbon monoxide and tar

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of respiration involves glucose being only partially broken down?

Aerobic respiration

Anaerobic respiration

Photosynthesis

Fermentation

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