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Soil

Total questions: 15

Worksheet time: 12mins

Name
Class
Date
1.
Which of the following is NOT one of the three types of soil?
a)
clay
b)
sand
c)
silt
d)
mud
2.
_______ is the type of soil used most often with plants and on farms. It is a mixture of clay, sand, and silt.
a)
loam
b)
humus
c)
soil
d)
dirt
3.
Are there minerals in soil?
a)
Yes
b)
No
4.
Ellen grabs a topsoil sample in her hand. She rolls it into a ball. The soil feels gritty and the ball falls apart. What part of the topsoil most likely made the topsoil feel gritty?
a)
clay
b)
sand
c)
silt
d)
humus
5.
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
6.
Which of the following is the largest particle in soil?
a)
sand
b)
silt
c)
humus
d)
clay
7.
You dig a small hole in the soil and the next day it rains. The hole fills with water, but does not empty even after several days of dry weather. What is the soil mostly made of?
a)
clay
b)
sand
c)
humus
d)
silt
8.
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
9.
Which type of soil can hold the greatest amount of water?
a)
sand
b)
silt
c)
clay
d)
loam
10.
Many plants cannot grow in sandy soil. Why is this true?
a)
Sandy soil does not hold enough water.
b)
Air cannot pass through sandy soil.
c)
Roots cannot easily push through sandy soil.
d)
Sandy soil has too many nutrients.
11.
Wind blowing dirt and sand through the air is an example of...
a)
weathering 
b)
erosion
12.
Water gets into the cracks of rock and freezes, causing the rock to break.  What is this an example of?
a)
erosion
b)
weathering
13.
Soil is made of
a)
weathered rocks and minerals
b)
dead plants and animals
c)
air and water
d)
all of the above
14.
How can you tell the difference between two minerals?
a)
By their streak test and hardness
b)
By their color only
c)
By their grain size
d)
By where they were found
15.
What type of rock melts, cools, and hardens?
a)
Sedimentary
b)
Metamorphic
c)
Igneous
d)
Volcano rock