CBSE Class 9 Answered

1. Method of obtaining fish from natural resources like pond, sea, lake etc is called capture fishing. Capture fishing is done in both marine and fresh water ecosystems.

2. Aquaculture pertains to production of useful aquatic plants and animals by proper utilisation of available waters in the country. It involves all the fish products obtained from farming on both salt water and fresh water. Aquaculture includes mariculture and freshwater culture fisheries.

3. Mariculture is the branch of aquaculture which involves cultivation of marine organisms in the open ocean.