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WorksheetsSoils
Total questions: 13
Worksheet time: 42mins
Name
Class
Date
1.
Which of the following is NOT one of the three layers of soil?
a)
topsoil
b)
undersoil
c)
subsoil
d)
bedrock
2.
Which layer of soil is on the top?
a)
topsoil
b)
subsoil
c)
bedrock
d)
dirt
3.
What layer of soil is in the middle?
a)
topsoil
b)
bedrock
c)
minerals
d)
subsoil
4.
Humus is.....
a)
the dead parts of plants and animals in soil.
b)
A food we eat with pretzels.
c)
The tiny particles inside of soil
d)
The roots that come off of a plant and live in soil.
5.
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
6.
Which of the following is the largest particle in soil?
a)
sand
b)
silt
c)
humus
d)
clay
7.
The texture of soil depends mainly on
a)
the types of plants that grow in the soil.
b)
the size of the particles in the soil.
c)
the color of the soil.
d)
the number of worms in the soil.
8.
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
9.
Soil is made of
a)
Weathered rock
b)
decomposed plants and animals
c)
air and water
d)
all of the above
10.
What are the three soil particles that we use to classify soils?
a)
sand, dirt, and soil
b)
clay, sand, and silt
c)
silt, loam, and sandy loam
d)
clay, salt, and pebbles
11.
If a soil particle is big, meaning it has a larger pore space, how will the water flow?
a)
Fast
b)
Slow
12.
Organisms, like bacteria and fungi, that recycle nutrients back to the soil
a)
Eutrification
b)
legumes
c)
Nitrogen Fixing
d)
decomposers
13.
Which type of soil drains the slowest?
a)
silt
b)
clay
c)
sand
d)
loam
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