WorksheetsMr. Woody's Soil Test Review
Total questions: 53
Worksheet time: 27mins
Name
Class
Date
1.
A mass of hard mineral material ( Hint: its made up of 1 or more minerals)
a)
rocks
b)
mud
c)
steel
d)
water
2.
Person who studies the Earth is called a ________?
a)
Geologist
b)
Astronomer
c)
Oceanographer
d)
None of these
3.
Type of rock made up from particles of other rocks, plants, and animals pressed/cemented together
a)
Sedimentary
b)
Igneous
c)
Metamorphic
4.
Type of rocks formed by the cooling of magma/lava
a)
Sedimentary
b)
Igneous
c)
Metamorphic
5.
Type of rocks formed when existing rock changes by heat/pressure or chemicals usually forms deep inside the earth
a)
Sedimentary
b)
Igneous
c)
Metamorphic
6.
This is a process that breaks down particles into smaller particles, which occurs fastest in warm, wet climates
a)
Weathering
b)
Rock Cycle process
c)
Lava formation
d)
Magma formation
7.
Type of weathering where the rocks are physically broken into smaller pieces by : animals, plant growth, wind, freeze/thaw pressure.
a)
Chemical
b)
Mechanical
c)
Animal
d)
Plant
8.
Type of weathering where rocks are broken down by changes such as (acid rain, living organisms, water, oxygen and carbon dioxide).
a)
Chemical
b)
Mechanical
c)
Animal
d)
Plant
9.
Movement of particles by wind, and water are an example of this.....
a)
Weathering
b)
Erosion
c)
Rock Cycle
d)
None of these
10.
Acid rain is caused by which of these...
a)
Water
b)
Soil
c)
Pollution
d)
Fire
11.
Loose layer of dead leaves/stems from plants that are on the surface of soil is called
a)
Litter
b)
Loam
c)
Composte
d)
Post-Humus
12.
This is the rich fertile soil which is made up of equal parts of clay, silt and sand.
a)
Litter
b)
Humus
c)
Loam
d)
Bedrock
13.
This is the dark colored decaying organic material in soil
a)
Litter
b)
Loam
c)
Humus
d)
Horizon B
14.
Soil is composed of all of these except which one of these
a)
Air
b)
Lava
c)
Humus
d)
Water
15.
The three types of soil are
a)
gravel, sand and clay
b)
mud, silt, and clay
c)
lava, mud, gravel
d)
sand, water, silt
16.
Particle sizes from largest to smallest are...
a)
sand, silt, gravel, clay
b)
gravel, clay, sand, silt
c)
gravel, sand, silt, clay
d)
clay, sand, silt gravel
17.
The three horizons from top to bottom are as follows...
a)
subsoil, topsoil, bedrock
b)
bedrock, topsoil, subsoil
c)
subsoil, bedrock, topsoil
d)
topsoil, subsoil, bedrock
18.
On average how long does it take to create 1 foot of topsoil
a)
10,000 years
b)
3,000 years
c)
5,000 years
d)
8,000 years
19.
How are organisms that live in the soil helpful?
a)
Break up the soil, allow air/water to mix
b)
Eat minerals that form rocks
c)
Cause the rock cycle to begin
d)
Stop erosion of the soil
20.
What does a decomposer do for the soil?
a)
Cause the soil to be acidic
b)
Add nutrients to the soil
c)
Stop weathering of the rocks
d)
None of these
21.
All of the following are associated with conservation except
a)
Crop rotation
b)
Contour plowing
c)
Conservation plowing
d)
Crop degradation
22.
Planting curvy rows on hills to prevent erosion is an example of what?
a)
Contour plowing
b)
Conservation plowing
c)
Crop rotation
d)
None of these
23.
To leave dead plants in the soil to slow down and hopefully stop erosion is an example of what?
a)
Contour plowing
b)
Conservation plowing
c)
Crop rotation
d)
Decay farming
24.
Where farmers change the types of crops they grow each year instead of growing the same crop year after year.
a)
Contour plowing
b)
Conservation plowing
c)
Crop rotation
d)
All of these
25.
Soil that is very dark is high in what?
a)
Loam
b)
Silt
c)
Humus
d)
Decomposers
26.
Some plants need to be in an environment where water drains easily. Which type of soil content will best benefit plants?
a)
sand
b)
shale
c)
clay
d)
silt
27.
Soil color is closely related to its content. Which element causes soil to appear red?
a)
iron
b)
silicon
c)
calcium
d)
magnesium
28.
A glacier retreats leaving bare rocks. Lichens (plants) begin to live on the rocks. The lichens produce an acid that starts to break down the rocks. How will this process affect the environment?
a)
It will put acid into lakes and ponds
b)
It will begin the process of building soil
c)
It will prevent the carbon cycle
d)
It will prevent bacteria from occuring
29.
What is the source of the organic matter needed for most fertile soils?
a)
Moving water
b)
Eroded sand
c)
Decaying plants
d)
Weathered bedrock
30.
A gardener wants to increase the ability of garden soil to retain water. Which of these should the gardener add to the soil?
a)
course sand
b)
loose gravel
c)
nitrogen pellets
d)
organic material
31.
The texture of the soil depends primarily on the
a)
mass of the soil
b)
water in the soil
c)
composition of the soil
d)
vegetation growing in the soil
32.
Which environment would most likely have rich, fertile soil?
a)
a desert plain
b)
a coastal beach
c)
a mountain peak
d)
a flood plain
33.
The finest-grained soils are richest in
a)
sand
b)
humus
c)
clay
d)
iron
34.
The iron in iron-rich red soils may not be in a form that can be taken up by tree roots. As a result, leaves and needles may look yellow. Some trees release acids that convert iron in soil to a usable form. This change in soil chemistry is a type of which process?
a)
depostion
b)
weathering
c)
precipitation
d)
photosynthesis
35.
What should be added to soil to increase its water retention?
a)
peebles
b)
sand
c)
rocks
d)
clay
36.
Soil in Anchorage Alaska is very shallow. Which biotic factor plays the largest role in the soil thickness in Anchorage?
a)
precipitation falls mainly as snow
b)
Decayed plant material is limited
c)
shade from mountains block sunlight
d)
Cold temps keep soil frozen for months
37.
Which is an example of a mixture
a)
oxygen
b)
ice
c)
soil
d)
silver
38.
What is considered a property of soil?
a)
streak
b)
fracture
c)
texture
d)
luster
39.
When microorganisms deplete the oxygen in soil through respiration, the soil becomes
a)
humus
b)
anaerobic
c)
compost
d)
aerobic
40.
Humus is an organic material that makes up soil. Which characteristic best indicates that soil has a high humus contents?
a)
the color of the sample
b)
the mass of the sample
c)
the amount of clay in the sample
d)
the amount of rock in the sample
41.
Which of these particles, when found in soil, contributes most to the water retention in soil?
a)
gravel
b)
sand
c)
silt
d)
clay
42.
A plant that needs well-drained soil would grow best in soil made mostly of
a)
silt
b)
clay
c)
sand
d)
humus
43.
The best soil mixture for plant growth and drainage is
a)
silt, peebles and clay
b)
sands, rocks and clay
c)
humus, clay and sand
d)
clay, silt and rocks
44.
Which statement best describes the role of decomposers during the primary succession process?
a)
they prevent rock from eroding
b)
they break down sand peebles
c)
they provide food for plants to grow
d)
they add organic matter to the soil
45.
Soil that drains slowly most likely has a high amount of
a)
ash
b)
sand
c)
clay
d)
peat moss
46.
Which property best indicates that soil contains nutrients?
a)
texture
b)
color
c)
amount of sand
d)
amount of clay
47.
If soil is permeable
a)
water can't flow through it
b)
water can flow through it
c)
It contains many minerals
d)
It contains few minerals
48.
If soil is permeable
a)
water can't flow through it
b)
water can flow through it
c)
It contains many minerals
d)
It contains few minerals
49.
A student identifies a soil sample as "very gritty". What characteristic of the soil did the student describe?
a)
texture
b)
hardness
c)
organic content
d)
water retention
50.
Which soil component has the least capacity for holding water?
a)
silt
b)
clay
c)
sand
d)
humus
51.
Topsoil is considered to be the most fertile when it has a
a)
low pH level
b)
low sand content
c)
high organic matter level
d)
high parent rock material level
52.
Soil will pack down over time which decreases the ability of the soil to hold water. Which animals would best help the soil hold water?
a)
earthworms making tunnels in the soil
b)
Cattle making hoove marks in the soil
c)
horses making hoove marks in the soil
d)
sheep pulling up plants by the roots
53.
What most likely happens to soil when crops are not rotated from year to year?
a)
soil nutrients are depleted
b)
soil fertility increases
c)
soil becomes more porous
d)
soil erodes less rapidly
100 %
