Freshwater And Ecosystem [wetlands]

[QUIZ] Why are wetlands important to the health of the overall environment? a. They reduce the levels of erosion by trapping sediment. b. They support a wide variety of organisms. c. They are a medium for the filtration and cleansing of water. d. All of the above are true.

How do wetlands reduce flooding and erosion? a. Wetlands reduce flooding and erosion by filtering water. b. Wetlands reduce flooding and erosion by absorbing water and then releasing it slowly. c. Wetlands reduce flooding and erosion through decreased vegetation. d. All of the above

What characteristic is important for plants found in saltwater wetlands? a. tolerance to high temperatures b. tolerance to salinity c. a range of climate zones d. all of the above

The abundance and variety of foods available in wetlands is a large contributor to their biodiversity.

Wetlands help slow the process of erosion by trapping sediments.

Which of the following is not characteristic of marshes? a. shallow water b. frequent floods c. acidic groundwater d. herbaceous plants

Which of the following is not a way in which wetlands filter water? a. nutrient absorption b. oil absorption c. sediment trapping d. bacterial absorption

Wetlands improve water quality by _______. a. filtration b. distillation c. osmosis d. all of the above

Wetlands improve water quality by _______. a. filtration b. distillation c. osmosis d. all of the above

Wetlands are limited to freshwater.