A traditional water harvesting system used in Karnataka:

Tanks
Wells
Stepwells
Check Dams

The correct answer is: A) Tanks

Tanks are a traditional water harvesting system used in Karnataka. They are man-made reservoirs that collect rainwater and store it for use during the dry season. Tanks are an important source of water for irrigation, drinking, and domestic purposes.

Wells are another traditional water harvesting system used in Karnataka. Wells are dug into the ground to reach underground water sources. Wells are used for drinking, irrigation, and domestic purposes.

Stepwells are a type of well that is found in India and Pakistan. Stepwells are deep wells that are accessed by a series of steps. Stepwells are used for drinking, irrigation, and bathing.

Check dams are a type of dam that is used to control flooding and improve water storage. Check dams are built across small streams and rivers to slow down the flow of water. This allows the water to soak into the ground and recharge groundwater supplies.

In conclusion, the correct answer to the question “A traditional water harvesting system used in Karnataka:” is A) Tanks. Tanks are man-made reservoirs that collect rainwater and store it for use during the dry season. Tanks are an important source of water for irrigation, drinking, and domestic purposes.