What are the various methods of irrigation in India?

Explanation

### Step-by-Step Solution:

1. **Wells**:
- The most common and ancient method of irrigation in India is through wells. Water is extracted from underground sources using hand pumps or pulleys. This method allows farmers to access groundwater for irrigation.

2. **Canals**:
- Canals are constructed to transport water from rivers or reservoirs to agricultural fields. These are essentially pipelines that can be costly to build but are effective in delivering water directly to the roots of crops.

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