A) The roots of plants hold the soil in place, so it won't erode away. B) Soil conservation does not work. Humans cannot prevent erosion
A) clay B) corn C) loam D) sand
A) grains of rock B) dirt C) soil properties D) soil facts
A) loam B) humus C) sand D) clay
A) Sand B) Loam C) Humus D) Clay
A) bedrock B) subsoil C) topsoil
A) It holds water well. B) It can be used in gardens as a fertilizer. C) It is not a good soil to grow plants in. D) It comes in many different colors.
A) humus B) loam C) clay D) sand
A) helps to fertilize soil B) has dark color C) plants cannot grow in it D) is light in texture
A) loam B) clay C) humus D) sand |