Assignment #15 - Soil
Practice and Comprehension Questions
Answer all of the following
questions to the best of your ability and in complete sentences when
appropriate. There are multiple choice questions on the back.
1. You are a honey badger. You
don’t care. But then you died, so it’s more like you were a honey badger and you
didn’t care.
One day, your nitrogen and iron
will become part of herbivores (and possibly beyond!). Describe the processes
necessary and the paths involved that would bring your nitrogen and iron from
you, into the soil, and then into other organisms.
NOTE: Out of respect/fear,
scavengers left you alone. Only decomposers interacted with your earthly shell.
2. Explain how humans rely on
soil (either directly or indirectly).
_______ 3. Which of the following
types of soil listed below contains the highest amount of nutrients?
A. clay D.
gravel
B. silt E.
loam
C. sand
_______ 4. Poor nutrient-holding
capacity, good water infiltration capacity, and good aeration properties are
examples of what type of particle found in soil?
A. Clay D.
Loam
B. Silt E.
Humus
C. Sand
_______ 5. The horizon of soil
also known as the topsoil layer, that contains humus, minerals, and roots, and
that is rich in living organisms is known as the
A. A layer D. D layer
B. B layer E. O layer
C. C layer
_______ 6.
The formation of soil is influenced by all of the following EXCEPT
A. time. D.
slope.
B. climate. E.
farming.
C. parent material.
_______ 7. Which
of the following factors does NOT influence a soil’s ability to hold water,
nutrients, and air?
A. Soil texture D.
Soil structure
B. Soil composition E. Soil
pH
C. Soil porosity
_______ 8. Soil
forms as a result of which of the following processes?
A. Erosion of weathered material
B. Movement of material due to
gravity
C. Movement of worms and burrowing
mammals in the soil
D. Weathering of bedrock
E. Compaction and cementation of
sediment
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