NEW
Font size
S
M
L
XL
WorksheetsSOIL A NATURAL RESOURCE
Total questions: 21
Worksheet time: 32mins
Name
Class
Date
1.
Soil is made of
a)
weathered rocks and minerals
b)
dead plants and animals
c)
air and water
d)
all of the above
2.
What do we call the layers of soil?
a)
Deposits
b)
Horizons
c)
Minerals
d)
Rocks
3.
Which layer of soil is on the bottom?
a)
topsoil
b)
subsoil
c)
bedrock
d)
bottomsoil
4.
Which of the following is NOT one of the three layers of soil?
a)
topsoil
b)
undersoil
c)
subsoil
d)
bedrock
5.
Decayed organic material in soil is called______.
a)
Litter
b)
Silt
c)
Humus
d)
Clay
6.
What does weathering mean?
a)
To form or create new
b)
To build up
c)
To break down
d)
To completely destroy
7.
What is the common name for Horizon A?
a)
bedrock
b)
topsoil
c)
parent material
d)
subsoil
8.
Which describes the soil layers in order from the surface?
a)
top soil, bedrock, horizon C, subsoil
b)
top soil, subsoil, horizon C, bedrock
c)
top soil, horizon C, subsoil, bedrock
9.
What process breaks down bedrock to begin soil formation?
a)
leaching
b)
weathering
c)
decomposition
d)
humus
10.
Which type of soil can hold the greatest amount of water?
a)
sand
b)
silt
c)
clay
d)
loam
11.
Which of the following best describes soil erosion?
a)
A. the breakdown of soil
b)
A. the improvement of soil
c)
A. the addition of soil
d)
A. the movement of soil by wind or water
12.
How would you describe the texture of "sandy" soil?
a)
sticky
b)
gritty
c)
smooth
d)
slimy
13.
This is found in the topsoil and is made of decaying plants and animals.
a)
dirt
b)
water
c)
humus
d)
subsoil
14.
A rock containing iron is soft, crumbly, reddish in color. It's been chemically weathered by__.
a)
Carbon Dioxide
b)
Oxygen
c)
Nitrogen
d)
Sulfer
15.
If a farmer grows more plants in a field, it can be due to having
a)
a soil type that drains well
b)
a soil type that doesn't drain well
16.
If soil particles are large, then
a)
more water is retained
b)
less water is retained
17.
How do you determine the texture of soil?
a)
use a spring scale
b)
observe color of particles
c)
rub particles between fingers
d)
taste particles
18.
What are the three components of soil?
a)
insects, sand, topsoil
b)
clay, sand, humus
c)
topsoil, subsoil, bedrock
d)
earthworms, sand, silt
19.
When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?
a)
sand
b)
silt
c)
clay
d)
humus
20.
What is a soil problem all farmers face?
a)
soil hardening
b)
soil erosion
c)
soil spoiling
d)
soil pollution
21.
How would you describe the texture of "sandy" soil?
a)
sticky
b)
gritty
c)
smooth
d)
slimy
Reset
