NEET BIOLOGY

Detailed explanation-1: -Open ocean The open ocean extends from the steep edges of-to the deepest parts of the ocean.-oceans include several types of ecosystems, including continental shelves and intertidal zones.

Detailed explanation-2: -A coastal ecosystem includes estuaries, coastal waters, and lands located at the lower end of drainage basins, where stream and river systems meet the sea and are mixed by tides. The coastal ecosystem includes saline, brackish (mixed saline and fresh), and fresh waters, as well as coastlines and the adjacent lands.

Detailed explanation-3: -The coastal ecosystems occur where the land meets the sea and that includes a diverse set of habitat types like the mangroves, coral reefs, seagrass beds, estuaries and lagoons, backwaters etc.