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WorksheetsTEXTURE, FORMATION & PROPERTIES OF SOIL
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What is a mixture of weathered rock, decayed organic matter, mineral fragments, water, and air called?
a)
soil
b)
organic matter
c)
decomposed matter
2.
What is the remains of something that was once alive?
a)
inorganic matter
b)
organic matter
3.
What is the process of changing once living material into dark colored organisms?
a)
composition
b)
decomposition
4.
Texture of Soil:
Sand feels...
Sand feels...
a)
rough
b)
smooth
c)
sticky
5.
Texture of Soil:
Silt feels...
Silt feels...
a)
rough
b)
smooth
c)
sticky
6.
Texture of Soil:
Clay feels...
Clay feels...
a)
rough
b)
smooth
c)
sticky
7.
What is made up of equal parts of clay, sand, and silt is called
a)
foam
b)
loam
c)
soil
8.
What is the average weather of an area called?
a)
temperature
b)
topography
c)
climate
9.
What is all of the organisms that live in a region that allows air and water into a soil?
a)
parent material
b)
biota
c)
topography
10.
What is the shape of the land?
a)
parent material
b)
topography
c)
biota
11.
Organisms that break the remains of dead organisms into smaller pieces and digest them with chemicals are called
a)
decomposers
b)
composers
12.
Equal layers of soil formed from the movements of the products of weathering is called
a)
horizons
b)
decomposers
c)
composers
13.
What breaks down and digests plant remains?
a)
fungi
b)
bacteria
c)
earthworms
d)
burrowing animals
14.
What are microscopic decomposers that cause decay?
a)
fungi
b)
bacteria
c)
earthworms
d)
burrowing animals
15.
What does most of the work mixing humus with other material in soil and eats through the soil?
a)
fungi
b)
bacteria
c)
earthworms
d)
burrowing animals
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