Question

question 7 of 10
what is an estuary?
a. a biome located below the arctic circle
b. an area where fresh water and salt water mix
c. a bog with stagnant water
d. a very large stream

Explanation:

An estuary is a coastal area where freshwater from rivers and streams mixes with saltwater from the ocean. This mixing creates a unique and productive ecosystem.

• Option A: A biome located below the Arctic Circle is not the definition of an estuary.
• Option B: An area where fresh water and salt water mix is the correct description of an estuary.
• Option C: A bog with stagnant water is a type of wetland, not an estuary.
• Option D: A very large stream is a river, not an estuary.

Answer:

C. A bog with stagnant water