Diet and Energy

Question 1

Why do organisms need a supply of energy?

Answer 1

• Growth
• Movement
• Reproduction

Question 2

Define the term ‘energy budget’.

Answer 2

The amount of energy taken in and used up by an organism.

Question 3

How does weight gain occur?

Answer 3

• If energy intake is higher than energy output

- Excess energy will be converted into fat reserves by the body

Question 4

How does weight loss occur?

Answer 4

• If energy intake is lower than energy output

- Body will convert fat reserves in order to get more energy