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. increased deposition of sediments upstream
C. slowed erosion due to the slowing of water flow
D. harming the plants and animals in river ecosystems

Answer 1

The answer is B. increased deposition of sediments upstream Hopefully this helps!

Answer 2

The correct answer is letter B. 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.