Topic Test

Question 1

Littoral zones are more likely to contain vegetation than riparian zones.

Revolt · Accepted Answer

F

Question 2

Insects are most likely found in which aquatic zone?a.pelagicb.littoralc.benthicd.all of the above

Revolt · Accepted Answer

B

Question 3

Where is light penetration in a river or stream likely to be lowest?a.the sourceb.the mouth c.the middle portiond.none of the above

Revolt · Accepted Answer

B

Question 4

Which of the following is a limiting factor in lotic ecosystems?a.pHb.salinityc.light intensityd.all of the above

Revolt · Accepted Answer

D

Question 5

Wetlands help reduce erosion through _______.a.nutrient absorptionb.sediment trappingc.bacterial absorptiond.all of the above

Revolt · Accepted Answer

B

Question 6

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

Revolt · Accepted Answer

T

Question 7

Streams have a detectable current, while rivers do not.

Revolt · Accepted Answer

F

Question 8

Which of the following does not contribute to water pollution?a.forestryb.industryc.agricultured.none of the above

Revolt · Accepted Answer

D

Question 9

Wetlands occurring in areas with a large amount of trees are most likely _______.a.swampsb.bogsc.marshesd.none of the above

Revolt · Accepted Answer

A

Question 10

Eutrophication disrupts the balance of ecosystems.

Revolt · Accepted Answer

T

Topic Test Answers