MEDIUM
6th ICSE
IMPORTANT
Earn 100

Label the parts of the human heart and its function.

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Important Questions on Circulatory System

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 1
Arteries normally carry oxygen-rich blood whereas veins normally carry carbon dioxide-rich blood.
Name one artery which carries carbon dioxide-rich blood.
EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 1

Arteries normally carry oxygen-rich blood whereas veins normally carry carbon dioxide-rich blood. 

Name one vein which carries oxygen-rich blood. 

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 2
If a person eats lots of unhealthy food and does not exercise, it can lead to blockage in his/her arteries. how does this happen? what might happen if the arteries get blocked? How can it be prevented?
MEDIUM
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>WORKSHEET>Q 1

Complete the following crossword puzzle.

Across

3. Tubes which carry blood throughout our body.

5. Blood vessels which carry deoxygenated blood from all parts of the body back to the heart.

6. organ which pumps blood to all parts of our body.

8. Blood vessels which carry oxygenated blood from the heart to the body.

9. liquid part of blood

Down

1. Red-coloured pigment in blood.

2. Lower two chambers of heart.

4. Instrument used to measure heartbeats

7. Chemicals that fight infection