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