G7 - Introduction to the respiratory system

G7 - Introduction to the respiratory system

Assessment

Interactive Video

Science

7th Grade

Practice Problem

Hard

Created by

Christina Scholtz

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of the respiratory system?

To digest food and absorb nutrients.

To circulate blood throughout the body.

To extract oxygen from the air and remove carbon dioxide.

To filter waste products from the blood.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which sequence correctly describes the path an oxygen molecule takes when inhaled?

Mouth/Nose -> Bronchioles -> Trachea -> Bronchus -> Alveolus

Mouth/Nose -> Trachea -> Bronchus -> Bronchioles -> Alveolus

Mouth/Nose -> Alveolus -> Bronchus -> Trachea -> Bronchioles

Mouth/Nose -> Bronchus -> Trachea -> Bronchioles -> Alveolus

3.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

Are you enjoying the video lesson?

Yes

No

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does oxygen move from the alveoli into the bloodstream?

Active transport

Osmosis

Diffusion

Filtration

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the tiny hair-like structures in the trachea and bronchi that help remove trapped particles?

Alveoli

Capillaries

Cilia

Goblet cells

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