Question

freshwater ecosystems include three general categories: rivers and streams, lakes and ponds, and freshwater wetlands. which of the following describes freshwater wetlands, but not the other two categories? select all correct answers. a. the ecosystem soaks up heavy rainfall, which helps to prevent flooding. b. water flows in one direction only through the ecosystem. c. water may cover the soil or lie just under the surface, for at least part of the year. d. the ecosystem may be a freshwater bog, a marsh, or a swamp.

Explanation:

Freshwater wetlands can soak up heavy rainfall to prevent flooding, water can cover the soil or be just under the surface for part of the year, and they can be bogs, marshes, or swamps. Water flowing in one - direction only describes rivers and streams, not wetlands.

Answer:

A. The ecosystem soaks up heavy rainfall, which helps to prevent flooding.
C. Water may cover the soil or lie just under the surface, for at least part of the year.
D. The ecosystem may be a freshwater bog, a marsh, or a swamp.