Soils Question Preview (ID: 37975)
Soil And Weather Review.
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Soil is a mixture of all the following except:
a) dirt
b) rock particles
c) air
d) organic material
This is the solid layer beneath the soil.
a) bedrock
b) granite
c) crust
d) subsoil
This is organic material that is found in soil.
a) humus
b) inorganic
c) coal
d) halite
Which statement is not true of humus?
a) Is mainly inorganic
b) dark in color
c) made from animal remains
d) made from plant remains
Loam is consider very fertile soil because it has a good mixture of all the following except.
a) pebbles
b) sand
c) silt
d) clay
What scale is used to measure the acid/base level of a soil?
a) pH scale
b) loam scale
c) fish scale
d) grade scale
Which of the following is not a soil horizon?
a) D
b) A
c) B
d) C
Which of the following is not found in the A horizon of soil?
a) bedrock
b) humus
c) plant litter
d) water
Which climate would have the most topsoil?
a) prairie soil
b) desert soil
c) northern forest soil
d) arctic soil
What soil is best for growing most plants?
a) loam
b) subsoil
c) sandy soil
d) clay
This principle states that the geologic processes that operate today also operated in the past.
a) uniformitarianism
b) evolution
c) natural selection
d) Big Bang Theory
This is the process of wearing down rocks into sediments.
a) weathering
b) erosion
c) plate tectonics
d) compaction
This is the process of sediments be carried away by wind, water, ice or other forces.
a) ersoion
b) weathering
c) plate tectonics
d) compaction
Which of the following is not a type of mechanical weathering?
a) acid rain
b) freezing and thawing
c) actions of animals
d) abrasion
Which of the following is not a type of chemical weathering?
a) freezing and thawing
b) water
c) oxygen
d) acid rain
There are two primary factors that determine the rate at which a rock will weather. Rock type and ________________.
a) climate
b) mineral compostion
c) hardness of the minerals
d) temperature
A rock that has a lot of tiny holes is said to be _______________________.
a) permeable
b) soft
c) holy
d) hard to chew
In Station 1 of the lab, when the power was put into warm water, the power melted. When the new liquid was put into cool water the liquid ______________________.
a) recrystallized
b) evaporated
c) boiled
d) stayed a liquid
How does repeated freezing and thawing affect a rock?
a) it causes it to crack and make sediments
b) it has little effect on a rock
c) It causes the rock to change color
d) it causes the rock to gain tiny holes
In station 3 of the lab, all of the rock specimens are this type of rock.
a) igneous
b) sedimentary
c) metamorphic
d) granite
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