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) soil properties B) soil facts C) dirt D) grains of rock
A) clay B) sand C) humus D) loam
A) Humus B) Loam C) Sand D) Clay
A) subsoil B) topsoil C) bedrock
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) loam B) humus C) sand D) clay
A) plants cannot grow in it B) is light in texture C) helps to fertilize soil D) has dark color
A) humus B) loam C) clay D) sand |