Which of the following is a consequence of sedimentation to wetlands?

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Which of the following is a consequence of sedimentation to wetlands?

a. increased biodiversity

b. water quality improvement

c. habitat loss

d. decreased turbidity

Which choice is an example of an effect of agricultural techniques on the environment?

a. increased oxygen levels in a pond due to fertilizer runoff

b. sediment accumulation in a lake near a farm

c. soil compaction caused by tillage

d. increased plant growth caused by application of herbicides

Which of the following is not a way in which human events can change the Earth’s surface?

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a. draining wetlands

b. agriculture

c. glacial melting

d. pesticide use

How can the practice of tillage be harmful to the overall environment?

a. It can impact waterways through sedimentation and pollution.

b. It is harmful to the soil that is tilled.

c. Tillage decreases overall crop productivity.

d. All of the above

Which of the following is a consequence of sedimentation to wetlands?

a. increased biodiversity

b. water quality improvement

c. habitat loss

d. decreased turbidity

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How can global warming lead to changes to the Earth’s surface?

a. Global warming can lead to an increased number of earthquakes, which change the Earth’s surface.

b. Global warming can lead to glaciers melting, causing flooding to areas and the decrease of glacial land masses.

c. Global warming leads to a decrease in water levels of coastal wetlands.

d. Global warming cannot lead to changes to the Earth’s surface.

1 Answer

  • (1) B – no improvement

    (2) A – decreased oxygen levels

    (3) C – humans don’t directly cause glacial melting

    (4) B – it’s dangerous to the soil (ruins the protective topsoil)

    (5) B – it decreases water quality

    (6) A – Global warming does not cannot create earthquakes


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