Question

What is the term for the specialized zone where rivers meet the sea?

• A. Delta
• B. Estuary
• C. Lagoon
• D. Bay

Answer 1

Answer:

B. Estuary

• Many rivers develop a highly specialised zone before joining the proper sea. This zone is called - Estuary

• An estuary is a transitional zone between rivers and sea representing an ecotone possessing unique ecological features and biotic communities.

• An estuary is semi-enclosed part of the coastal ocean containing brackish water that has free connection with the sea on one side and on the other side it is connected with a river mouth and receives fresh water.