Evaporation is the process by which water evaporates from the surface of the Earth and condenses in the atmosphere to form clouds.

Precipitation is the process by which water falls from the atmosphere to the Earth's surface.

Transpiration is the process by which plants release water vapor into the atmosphere.

Evapotranspiration is the process by which water moves from the Earth's surface to the atmosphere through evaporation and transpiration.

Precipitation is the process by which water moves from the atmosphere to the Earth's surface through precipitation.

The hydrological cycle is the process by which water moves from the Earth's surface to the atmosphere through evaporation and transpiration, and then returns to the Earth's surface through precipitation.

The average annual precipitation in India is 100 cm.

North-Eastern India receives the highest annual precipitation in India.

North-Western India receives the lowest annual precipitation in India.

The Indian Ocean Dipole is the main cause of the monsoon rains in India.

The hydrological cycle provides water for irrigation, generates hydroelectric power, and supports the fishing industry.

Water scarcity, water pollution, and climate change are the main challenges to water management in India.

Water conservation, water pollution control, and climate change mitigation are some of the measures that can be taken to address the challenges to water management in India.

The government plays a role in water management in India by regulating water use, providing water infrastructure, and promoting water conservation.

The private sector plays a role in water management in India by providing water infrastructure, promoting water conservation, and providing water services.