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