What is Soil?

Question 1

Which layer of soil is closest to the surface?

Revolt · Accepted Answer

O (organic matter)

Question 2

Which of the following is defined as combinations of soil particles that vary in size and shape?

Revolt · Accepted Answer

aggregates

Question 3

Soil is a mixture of _______.

Revolt · Accepted Answer

solids, liquids, and gases

Question 4

Animals contribute to soil formation through decomposition of organic material.

Revolt · Accepted Answer

T

Question 5

What causes soils and their horizons to differ?

Revolt · Accepted Answer

all of the above

Question 6

Soil horizons are defined by physical features.

Revolt · Accepted Answer

T

Question 7

Soil is not directly important to animal life.

Revolt · Accepted Answer

F

Question 8

The rate of soil formation cannot be increased.

Revolt · Accepted Answer

F

Question 9

Which of the following factors does not affect soil formation?

Revolt · Accepted Answer

none of the above

Question 10

Which of the following soil particle types is the largest?

Revolt · Accepted Answer

sand

What is Soil? Answers