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) sand D) loam
A) soil properties B) dirt C) grains of rock D) soil facts
A) humus B) sand C) clay D) loam
A) Sand B) Loam C) Clay D) Humus
A) bedrock B) topsoil C) subsoil
A) It comes in many different colors. B) It holds water well. C) It is not a good soil to grow plants in. D) It can be used in gardens as a fertilizer.
A) loam B) humus C) clay D) sand
A) is light in texture B) helps to fertilize soil C) plants cannot grow in it D) has dark color
A) sand B) humus C) loam D) clay |