PSLE Science: Understanding Blood Oxygen Levels

PSLE Science: Understanding Blood Oxygen Levels

Assessment

Interactive Video

•

Biology

•

6th - 7th Grade

•

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic discussed in this video?

The flow of blood in the human body

The process of digestion

The structure of the human heart

The function of the nervous system

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the lungs in the human body?

To pump blood

To exchange gases

To filter waste

To digest food

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At which location is oxygen absorbed into the bloodstream?

Location D

Location C

Location B

Location A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does the heart play in the circulatory system?

It stores oxygen

It pumps blood

It exchanges gases

It filters blood

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does the blood have less oxygen after passing through the heart?

The heart absorbs oxygen

The heart uses oxygen for respiration

The heart releases oxygen

The heart does not affect oxygen levels

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the oxygen levels in the blood after it passes through the body?

Oxygen levels increase

Oxygen is completely removed

Oxygen levels remain the same

Oxygen levels decrease

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which location has the least amount of oxygen in the blood?

Location A

Location C

Location B

Location D

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