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- 1. Multiple Choice
Respiratory system is composed of three main parts: the heart, the blood, and the blood vessel.
True
False
- 2. Multiple Choice
The main organ of the respiratory system is the lungs.
True
False
- 3. Multiple Choice
3. Breathing refers to the mechanical process wherein we take in oxygen and get rid of carbon dioxide
True
False
- 4. Multiple Choice
Life is not possible if breathing does not take place.
False
True
- 5. Multiple Choice
The heart is also called a living pump.
False
TRue
- 6. Multiple Choice
Heart is the main organ of the circulatory system.
True
False
- 7. Multiple Choice
Circulatory system is composed of group of organs and tissues that transport important materials to body cells and remove their waste.
True
False
- 8. Multiple Choice
Circulatory system is composed mainly of lungs, blood, and blood vessels.
False
True
- 9. Multiple Choice
Circulatory system is a transport system.
True
False
- 10. Multiple Choice
The three types of blood vessels are: arteries, veins, and nerves.
True
False
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