Unit 6 Section 2 Vocabulary Question Preview (ID: 21690)


Weathering And Erosion Section 2 Vocabulary. TEACHERS: click here for quick copy question ID numbers.

The loose, weathered material on Earth's surface in which plants can grow
a) bedrock
b) soil
c) humus
d) soil horizon

the solid layer of rock beneath the soil
a) bedrock
b) soil
c) litter
d) topsoil

The decayed organic matter in soil
a) Loam
b) Litter
c) Topsoil
d) Humus

The measure of how well soil supports plant growth
a) subsoil
b) humus
c) loam
d) fertility

soil that is made up of equal parts of clay, sand, and silt
a) loam
b) soil
c) bedrock
d) litter

The layer of soil that differs in color and texture from the layers above or below it
a) decomposers
b) topsoil
c) fertility
d) soil horizon

the horizon A is made up of this and is a crumbly, dark brown soil that is a mixture of humus, clay, and other minerals
a) litter
b) subsoil
c) soil
d) topsoil

the horizon B is made up of this and consists of clay and other particles
a) topsoil
b) subsoil
c) humus
d) loam

The loose layer of dead plant leaves and stems on the surface of the soil
a) litter
b) loam
c) fertility
d) humus

the organisms that break the remains of dead organisms into smaller pieces and digest them with chemicals
a) loam
b) topsoil
c) decomposers
d) humus

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