Quiz Review Chap 2 B Flashcards
1
Q
multiple layers of soil
A
horizons
2
Q
unweathered rock that influences the texture of the soil above it
A
bedrock
3
Q
decayed organic material
A
humus
4
Q
a scientist who studies soil
A
pedologist
5
Q
fertile soil that has equal parts of sand and silt combined with about half as much clay
A
loam
6
Q
loose material at the surface of the earth
A
soil
7
Q
largest kind of particle in soil
A
sand
8
Q
allows water and air to mix in the soil
A
silt
9
Q
amount of each kind of particle in a soil sample
A
texture
10
Q
layer in which plants germinate and roots grow
A
topsoil
