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Respiratory System - Crash Course Video

Total questions: 10

Worksheet time: 15mins

Name
Class
Date
1.

Where did life begin?

a)

On land

b)

In the water

c)

In the atmosphere

d)

Underground

2.

Which body system brings in oxygen to the body and gets rid of carbon dioxide?

4 lines
3.

What is the main organ of the respiratory system?

4 lines
4.

Name 4 parts of the respiratory system?

4 lines
5.

The process by which cells use oxygen to produce energy from food.

a)

Respiratory

b)

Cellular Respiration

c)

Cell Division

d)

Breathing

6.

What is diffusion?

a)

the spread of something more widely

b)

moves a large number of molecules quickly

7.

What is bulk flow?

a)

the spread of something more widely

b)

moves a large number of molecules quickly

8.

What is the purpose of your nose in the respiratory system, other than simply taking in oxygen?

4 lines
9.

True/False You breathe through the same tube you move foods and liquids through

a)

True

b)

False

10.

How many alveoli are in your lungs?

a)

100 million

b)

800,000

c)

7,000

d)

700 million