Inland fisheries in Bihar are based on:

The correct answer is: d) All of the above

Inland fisheries in Bihar are based on rivers, ponds, lakes, and reservoirs.

• Rivers: The major rivers in Bihar are the Ganges, the Son, the Gandak, and the Kosi. These rivers provide a habitat for a variety of fish species, including carp, catfish, and tilapia.
• Ponds: Ponds are also an important source of fish in Bihar. They are used for both subsistence and commercial fishing.
• Lakes: There are a number of lakes in Bihar, including the Falgu Lake, the Tilothu Lake, and the Indravati Lake. These lakes are home to a variety of fish species, including carp, catfish, and tilapia.
• Reservoirs: There are a number of reservoirs in Bihar, including the Maithon Dam, the Panchet Dam, and the Tilaiya Dam. These reservoirs are used for both irrigation and hydroelectric power generation. They also provide a habitat for a variety of fish species.

Inland fisheries are an important source of food and employment in Bihar. They contribute to the state’s economy and help to reduce poverty.