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) sand B) loam C) clay D) corn
A) grains of rock B) dirt C) soil facts D) soil properties
A) loam B) humus C) clay D) sand
A) Loam B) Clay C) Humus D) Sand
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) loam B) humus C) sand D) clay
A) helps to fertilize soil B) has dark color C) plants cannot grow in it D) is light in texture
A) clay B) humus C) loam D) sand |