Question : Question 1- After finishing a new construction project, why the first : 989893

Question

1- After finishing a new construction project, why is the first task often to install new landscaping around the area?

Select one:

a. The plants will add additional weight to the slope and keep it stable.

b. The roots take in oxygen and release it into the soil to increase surface tension.

c. The plants will provide nutrients for animals that will carry away the soil.

d. The roots will grow into the slope and work to keep the slope intact.

2- Why does the removal of material at the base of a slope decrease its stability?

Select one:

a. The slope now exceeds the angle of repose.

b. The force of gravity decreases, and the slope will fail.

c. Removing material decreases the surface tension between grains.

d. The slope now has a much lower angle of repose.

3-

Which of the following situations may lead to slope failure?

Select one:

a. installing a chain-link fence over a slope

b. the addition of a small amount of water to a slope

c. undercutting a slope by a bulldozer

d. regrading a steep slope to create a gentler slope

4-

Which type of drainage network is associated with badlands topography?

Select one:

a. trellis

b. dendritic

c. parallel

d. rectangular