1. Which of these is an occasion when energy will be transferred?
- When an organism is eaten
- When an organism excretes
- When an organism respires
- When an organism dies
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Other questions in this quiz
2. Which of these doesn't cause extinction?
- A change in the food web
- Mutations in body cells
- Human activity
3. Which of these doesn't put carbon into the atmosphere?
- Volcanic activity
4. What is an example of a functional protein?
5. Which of these is not a factor that can cause heart disease?