The correct answer is: Rivers.
Rivers are the major source of irrigation in Manipur. The state has a number of rivers, including the Imphal River, the Thoubal River, and the Barak River. These rivers are used to irrigate crops, such as rice, sugarcane, and vegetables.
Canals are also used for irrigation in Manipur. However, they are not as important as rivers. Canals are used to irrigate crops in areas that are not close to rivers.
Tanks are not a major source of irrigation in Manipur. They are used to irrigate crops in areas that are not close to rivers or canals.
Groundwater is not a major source of irrigation in Manipur. The state has a limited amount of groundwater. Groundwater is used to irrigate crops in areas that are not close to rivers, canals, or tanks.
Here is a brief explanation of each option:
- Rivers are natural watercourses that flow from high ground to low ground. They are a major source of irrigation in Manipur. The state has a number of rivers, including the Imphal River, the Thoubal River, and the Barak River. These rivers are used to irrigate crops, such as rice, sugarcane, and vegetables.
- Canals are artificial waterways that are constructed to transport water from one place to another. They are used for irrigation, drainage, and transportation. Canals are not as important as rivers for irrigation in Manipur. They are used to irrigate crops in areas that are not close to rivers.
- Tanks are artificial reservoirs that are used to store water. They are used for irrigation, drinking water, and fish farming. Tanks are not a major source of irrigation in Manipur. They are used to irrigate crops in areas that are not close to rivers, canals, or tanks.
- Groundwater is water that is found beneath the Earth’s surface. It is a major source of water for drinking, irrigation, and industry. Groundwater is not a major source of irrigation in Manipur. The state has a limited amount of groundwater. Groundwater is used to irrigate crops in areas that are not close to rivers, canals, or tanks.