What is an estuary?

A. Standing water zones

B. A location without a photic zone

C. An area of high artificial eutrophication

D. A location where freshwater mixes with the ocean



Answer :

Final answer:

Estuaries are semi-enclosed areas where fresh and salt water mix, creating diverse ecosystems.


Explanation:

Estuaries are partially enclosed areas where fresh water from rivers mixes with salty ocean water, creating brackish water. They form protected environments full of marine life and serve as key areas for the early stages of various organisms.


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