Free MCQsLearn App Download - Topic: Food Energy and Respiration Subtopic: Introduction
What is bronchiole?
Answer: Each bronchus splits up into smaller bronchioles. Bronchioles are so small that they can't be seen by a naked eye.
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- Why should tissue paper or handkerchief used?
- What is bronchitis?
- How is air processed in nose?
- Why is cold caused?
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