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WorksheetsSoil
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
Humus is bad for soil.
a)
True
b)
False
2.
Which layer of soil is on bottom?
a)
Topsoil
b)
Sand
c)
Bedrock
3.
What is HUMUS made from?
a)
Chick-Peas
b)
The remains of decayed plants and animals
c)
Inorganic materials
d)
Rocks and Minerals
4.
All soils begin with what process?
a)
Nutrients
b)
Subsoil
c)
Weathering
d)
Fertile
5.
Fertile soil is rich in _________.
a)
Conservation
b)
Bedrock
c)
Water
d)
Nutrients
6.
Which layer of soil are these roots growing in?
a)
subsoil
b)
topsoil
7.
Which horizon is made up of partially weathered rocks?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R (Bedrock Layer)
8.
In which horizon is most of the HUMUS?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
9.
SOIL LAYERS ARE CALLED.......
a)
MATERIALS
b)
ORGANIC
c)
HUMUS
d)
HORIZONS
10.
MIXTURE OF ROCK, MINERAL PARTICLES, AND ORGANIC MATTER......
a)
HORIZONS
b)
HUMUS
c)
SOIL
d)
CLAY
11.
WHAT LAYER IS TOPSOIL FOUND IN........
a)
A
b)
B
c)
C
d)
D
12.
Which of the following describes how well soil can grow plants?
a)
soil texture
b)
soil fertility
c)
soil structure
d)
soil arrangement
13.
Does the vertical cross-section of soil in the picture show a soil profile or a soil horizon?
a)
Soil Profile
b)
Soil Horizon
14.
The picture shows desert soil. This forms in dry regions, so which of the following characteristics seems to fit best? The soil is...
a)
Deep and contains much organic matter
b)
Deep and contains little organic matter
c)
Shallow and contains much organic matter
d)
Shallow and contains little organic matter
15.
The picture shows temperate soil. This forms moderate rainfall and temperature regions, so which of the following characteristics seems to fit best? The soil contains...
a)
Much organic material and grows crops well
b)
Much organic material and does not grow crops well
c)
Little organic material and grows crops well
d)
Little organic material and does not grow crops well
16.
Soil formation begins with the weathering of_______.
a)
Humas
b)
Subsoil
c)
Litter
d)
Rock
17.
Topsoil which contains the HUMUS is the soil layer best for growing plants.
a)
True
b)
False
18.
There is an unlimited supply of fertile soil.
a)
True
b)
False
19.
Which of the following is NOT an organic material
a)
Worms
b)
Decayed animals
c)
Rocks
d)
Decayed plants
20.
Layers of soil are also known as:
a)
Soil Profiles
b)
Soil Horizons
c)
Soil sheets
d)
Soil cores
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