Free MCQsLearn App Download - Topic: Food Energy and Respiration Subtopic: Making the air moist, warm and clean
What are Cilia and why are they important?
Answer: Cilia are tiny hair like structures present in the throat that aid in the movement of air and trapping dust and germs from reaching the lungs.
Learn also:
- What are products of respiration?
- What is Emphysema?
- How can large molecules pass through digestive tract?
- What is absorbed in large intestine?
- What is major component of respiration?
- After digestion in stomach where does food move?