Soil Question Preview (ID: 57812)


Soil Test. TEACHERS: click here for quick copy question ID numbers.

Soil is made up of ___.
a) minerals, air, water, and organic material
b) minerals, sunlight, and air
c) air, water, and sunlight
d) air, water, and wind

How is soil formed?
a) Giants pound rocks into dust.
b) Rock erodes into tiny pieces mixes with organic matter.
c) Rocks break apart all on their own.
d) Sunlight breaks the rocks apart.

What type of soil holds water very well and has nutrients?
a) sand
b) humus
c) clay
d) rock

This layer of the soil does not have humus but it can hold some water.
a) Topsoil
b) Subsoil
c) Bedrock
d) Humus

___ is the movement of soil or rocks by wind or water.
a) natural resources
b) weathering
c) erosion
d) conservation

In which Earth layer do most plants grow?
a) topsoil
b) subsoil
c) bedrock
d) solid rock

Which layer is bedrock?
a) A
b) C
c) R
d) O

What is the layer of topsoil called?
a) C
b) A
c) B
d) R

What is the layer of subsoil called?
a) A
b) B
c) C
d) O

The loose material that covers much of the Earth's surface
a) Loam
b) Soil
c) Humus
d) Sand

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