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) loam
B) sand
C) corn
D) clay

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

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

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

A) bedrock
B) subsoil
C) topsoil

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

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

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

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