WorksheetsSoil Formation
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Which are contained in soil?
a)
Small rock fragments and air
b)
Inorganic humus and dead animals
c)
Earthworms and crete
d)
Landslides and water
2.
What is the movement of soil from one place to another?
a)
weathering
b)
deposition
c)
discharge
d)
erosion
3.
Weathering and erosion are the same thing.
a)
True
b)
False
4.
The process of moving weathered rock and depositing it in another location is called?
a)
weathering
b)
erosion
c)
deposition
5.
Soil is composed of all of these natural materials EXCEPT
a)
weathered rock
b)
plant matter
c)
plastic substances
d)
animal remains
6.
Which of the following processes will most likely contribute to the development of soil?
a)
Volcanic eruptions that make new land
b)
Building up of snow in very cold areas
c)
Migration of animals to warmer climates
d)
Breaking down of rock by wind, water, and ice
7.
One component of soil is decayed plant and animal remains, but the major component of soil is -
a)
Fossil Fuels
b)
Weathered rocks
c)
Iron ore
d)
Salt water
8.
The weathering of rocks into small pieces forms what natural resource?
a)
Minerals
b)
Water
c)
Coal
d)
Soil
9.
Which of the following describes how microorganisms influence the chemical characteristics of soil?
a)
They loosen and mix the soil by digging burrows underground.
b)
They add inorganic material to the soil by weathering rocks on Earth’s surface.
c)
They add moisture to the soil by creating pores through which water can move.
d)
They add organic material to the soil by breaking down the remains of plants and animals.
10.
Soil is a loose mixture of:
a)
Organic materials.
b)
Organic and inorganic materials.
c)
Dead and decaying micro organisms.
100 %
