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.
- Why is blood important?
- How can xylem be described?
- How much is life of red blood cell?
- Why blood is medium?
- What is indigestion?
- What happens if sufficient oxygen is not present?