Question

Which of these is a negative effect of using too much water for the irrigation of crops?

a. depletion of oxygen in the water.
b. harming the plants and animals in river ecosystems.
c. slowed erosion due to the slowing of water flow.
d. increased deposition of sediments upstream.

Answer 1

The correct answer is letter C. increase deposition of sediments upstream. The negative effect of using too much water for the irrigation of crops is that it wash out sediments and these sediments are brought down the water streams.

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