Topic: Food Energy and Respiration Subtopic: Introduction
How is energy formed?
Answer: For living organisms, energy is formed by a chemical reaction between food and oxygen. Generally, the component of food used in the reaction is Glucose.
- How does air enter our lungs?
- What happens to chest when we inhale?
- What is sequence of transport of food?
- How minerals salts are taken up?
- What is activation energy?
- What plants do if water intake is less?