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