Unit 3 – Energy, Homeostasis & Environment

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Notes || Questions by Topic

This topic is examined in the A Level Unit 3 Paper for WJEC Biology (Welsh Spec).

Notes:

1. Importance of ATP

2. Photosynthesis

3. Respiration

4. Microbiology

5. Population Size and Ecosystems

6. Human Impact on the Environment

7. Homeostasis and the Kidney

8. The Nervous System

Questions by Topic:

1. Importance of ATP
2. Photosynthesis
3. Respiration
4. Microbiology
5. Population Size and Ecosystems
6. Human Impact on the Environment
7. Homeostasis and the Kidney
8. The Nervous System