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