Worksheets3rd Grade soil
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
This is a layer of loose material that covers Earth's land.
a)
soil
b)
rock
c)
water
d)
atmosphere
2.
Soil has ___________ that plants need to grow.
a)
dirt
b)
sunlight
c)
materials
3.
Soil contains tiny particles of rock, air, water and_________.
a)
sunlight
b)
humus
c)
rivers
4.
This is remains of plants and animals that were once alive.
a)
rocks
b)
water
c)
air
d)
humus
5.
As plant and animal remains decay, or rot, __________ are released.
a)
Nutrients
b)
water
c)
air
d)
soil
6.
Substances that living things need for energy and growth.
a)
air
b)
nutrients
c)
rocks
d)
rivers
7.
Any process that breaks down rocks
a)
erosion
b)
deposition
c)
weathering
8.
How many layers does soil have?
a)
3
b)
4
c)
2
d)
1
9.
What is the top layer of soil called?
a)
subsoil
b)
topsoil
c)
bedrock
d)
dirt
10.
What layer of soil lies right under the topsoil?
a)
topsoil
b)
bedrock
c)
subsoil
d)
dirt
11.
What layer of soil lies right under the subsoil?
a)
subsoil
b)
topsoil
c)
dirt
d)
bedrock
12.
Which soil layer contains the most humus?
a)
subsoil
b)
dirt
c)
topsoil
d)
bedrock
13.
Which soil layer contains broken rocks and rainwater?
a)
dirt
b)
subsoil
c)
bedrock
d)
topsoil
14.
Which soil layer provides resouurces for making new soil?
a)
Bedrock
b)
subsoil
c)
dirt
d)
topsoil
15.
What kinds of creatures live in the topsoil?
a)
Worms
b)
spiders
c)
insects
d)
all of the above
16.
What part of a plant grows in the subsoil?
a)
branches
b)
roots
c)
seeds
d)
leaves
17.
This is a type of soil.
a)
sand
b)
silt
c)
clay
d)
all of the above
18.
This type of soil has large rock particles and feels rough and gritty.
a)
sand
b)
silt
c)
clay
19.
This type of soil has medium sized particles and feels slippery and smooth.
a)
Sand
b)
silt
c)
clay
20.
This type of soil has the smallest particles and feels smooth and sticky.
a)
sand
b)
silt
c)
clay
21.
This is what we call soil that has a mixture of sand, silt and clay.
a)
dirt
b)
loam
c)
bedrock
22.
Plant roots may not be able to soak up water fast enough in this type of soil.
a)
sand
b)
silt
c)
clay
23.
In this soil, plants may drown if roots don't get the air they need.
a)
sand
b)
silt
c)
clay
24.
This type of soil holds water better than sand, but not as much as clay.
a)
sand
b)
silt
c)
clay
100 %
