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Exploring the Human Respiratory System

Authored by Wolfblack 1802

Biology

7th Grade

Used 1+ times

Exploring the Human Respiratory System
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary reason we need to breathe?

To cool down the body

To sleep better

To get oxygen

To digest food

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the air pass through after entering the nostrils?

Windpipe

Esophagus

Stomach

Veins

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the tiny hairs in the nostrils?

To detect temperature

To produce mucus

To smell

To filter dust particles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What substance collects germs in the respiratory system?

Blood

Saliva

Mucus

Water

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many lobes does the right lung have?

One

Four

Three

Two

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organ is slightly smaller to give space to the heart?

Right lung

Left lung

Liver

Stomach

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens in the alveoli?

Food is digested

Urine is produced

Blood is cleaned

Oxygen and carbon dioxide are exchanged

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