Section 1- Conserving land and soil

Question 1

The upper layer of soil consisting of rock fragments water air and decaying plant and animal matter

Answer 1

Topsoil

Question 2

The layer of soil below the top that has less plant and animal matter and topsoil

Answer 2

Subsoil

Question 3

A rock that makes up earth’s crust

Answer 3

Bedrock

Question 4

The process by which water, wind, or ice moves particles of rock or soil

Answer 4

Erosion

Question 5

The situation that arises when more soil nutrients are used in the decomposes can supply

Answer 5

Nutrient depletion

Question 6

A substance that provides nutrients to help crops grow better

Answer 6

Fertilizers

Question 7

The advance of desert like conditions in an area that previously was fertile

Answer 7

Desertification

Question 8

A period of less rain than normal

Answer 8

Drought

Question 9

The process of restoring land to it’s more natural state

Answer 9

Land reclamation

Question 10

The layer of dead leaves and grass on top of the soil

Answer 10

Litter