Where do plants get each of the raw materials required for photosynthesis?

Explanation

### Step-by-Step Solution:

1. **Identify the Raw Materials for Photosynthesis**:
- The primary raw materials required for photosynthesis are carbon dioxide (CO2), water (H2O), and sunlight.

2. **Source of Carbon Dioxide**:
- Plants obtain carbon dioxide from the atmosphere.
- This gas enters the plant through small openings on the leaves called stomata.
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