
Circulatory and Respiratory System-Grade 9
Authored by Karabo Zondi
Biology
9th - 10th Grade
Used 97+ times

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2 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main function of the respiratory system?
To break food down
Supply the blood with oxygen
circulate the blood
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the respiratory system deliver oxygen to different parts of the body?
Breathing
Circulation
Inhale carbon dioxide
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