Topic: Food Energy and Respiration Subtopic: Introduction
What is aerobic respiration?
Answer: Aerobic respiration is respiration which involves oxygen. Oxygen combines with food to form by products and energy.
- What happens to food in stomach?
- Why is it better to breathe through nose?
- Why should tissue paper or handkerchief used?
- Why large molecules cannot absorb into blood?
- What is pollination?
- In large trees how gases are exchanged?