Describe any three external factors affecting the process of respiration.

Explanation

### Step-by-Step Solution:

1. **Introduction to Respiration**:
- Respiration is the biochemical process in which organisms exchange oxygen from the atmosphere with carbon dioxide produced by their cells. It is essential for energy production in living organisms.

2. **External Factors Affecting Respiration**:
- There are several external factors that can influence the rate of respiration. Here, we will discuss three key factors: temperature, oxygen availability, and water.

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