1. Why do you need more energy at 18 than at 80?
- You need more energy to grow at 18.
- 18 year olds eat more in general.
- You can't eat as much at 80
- You have more money for food at 18
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Other questions in this quiz
2. Why do some people put on more weight than others?
- They have different metabolic rates
- They do less exercise
- More money to buy more food
- The food they eat has more fat in it
3. What is the metabolic rate?
- The amount of food you need
- The rate of chemical reactions in your cells
- The amount of energy you burn
- How much exercise you can do
4. What does 'malnourished' mean?
- You don't exercise
- That you don't have a balanced diet
- You don't eat enough food
- All of these
5. What do you need to be healthy?
- Lots of exercise
- All of these!
- A balanced diet
- The right amount of vitamins and minerals