A) Soil conservation does not work. Humans cannot prevent erosion
B) The roots of plants hold the soil in place, so it won't erode away.

A) clay
B) corn
C) loam
D) sand

A) grains of rock
B) soil facts
C) soil properties
D) dirt

A) loam
B) sand
C) humus
D) clay

A) Sand
B) Clay
C) Humus
D) Loam

A) bedrock
B) topsoil
C) subsoil

A) It comes in many different colors.
B) It can be used in gardens as a fertilizer.
C) It is not a good soil to grow plants in.
D) It holds water well.

A) humus
B) sand
C) clay
D) loam

A) plants cannot grow in it
B) helps to fertilize soil
C) has dark color
D) is light in texture

A) clay
B) loam
C) humus
D) sand