Dams constructed on rivers in Mizoram are primarily intended for:

The correct answer is: a) Flood control.

Dams are constructed on rivers for a variety of purposes, including flood control, power generation, irrigation, and water storage. In Mizoram, dams are primarily intended for flood control. The state is located in a mountainous region and is prone to flooding during the monsoon season. Dams can help to control flooding by storing excess water and releasing it slowly over time.

Other options:

• b) Power generation: Dams can be used to generate electricity by using the force of falling water to turn turbines. However, this is not the primary purpose of dams in Mizoram.
• c) Tourism: Dams can be popular tourist destinations, as they offer stunning views and opportunities for fishing, boating, and other water sports. However, this is not the primary purpose of dams in Mizoram.
• d) Navigation: Dams can make it difficult for boats to travel upstream. This is not the primary purpose of dams in Mizoram.