Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which of the following is
obtained from natural resources?
a. | drinking
water | c. | lumber | b. | fuel | d. | drinking water, fuel, and
lumber |
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2.
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Which of the following is a
nonexhaustable resource?
a. | solar
energy | c. | foil | b. | fish and wildlife | d. | forest |
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3.
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Which of the following is a
nonrenewable natural resource?
a. | forest | c. | fuel | b. | fish and wildlife | d. | soil |
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4.
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Approximately 78% of the
earth’s atmosphere is made up of what gas?
a. | carbon | c. | oxygen | b. | nitrogen | d. | water vapors |
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5.
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The process of bacteria
changing dead organisms into ammonia, then to nitrites, and finally to nitrites useful to plants is
called_______.
a. | photosynthesis | c. | nitrification | b. | electrolysis | d. | ammonification |
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6.
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Certain chemical substances are
used and reused as they cycle between living and nonliving organisms in the environment. The three
most important of these are __________.
a. | water, carbon, and
nitrogen | c. | magnesium, iron,
and zinc | b. | treflan, roundup, and sencore | d. | hydrogen, oxygen, and helium |
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7.
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The most important factor
determining how many and what type of organisms live in an ecosystem is the
available________.
a. | energy | b. | water | c. | soil | d. | temperature |
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8.
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Abiotic factors influencing
ecosystems include:
a. | producers, consumers, and
decomposers | b. | food chains and the loss of heat at each
step | c. | water, soil, air, climate, and space | d. | the living parts of an
ecosystem |
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9.
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Short grass prairies are found
in areas of________.
a. | dessert regions of the United
States | c. | very wet
soils | b. | low moisture | d. | high moisture and better soils |
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10.
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Prairies are found in areas
where annual rainfall is about ___________.
a. | less than 10 inches each
year. | c. | 12-60 inches each
year | b. | 25 inches each month | d. | more than 39 inches each year. |
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11.
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Which is not a plant adaptation
to abiotic factors in grasslands?
a. | production of above and below ground
lateral shoots | b. | thick woody stems | c. | narrow, vertically arranged leaves | d. | most of biomass of plant
underground |
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12.
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Fire is an important factor in
maintaining grasslands because it__________.
a. | leaves behind
litter | c. | burns up all the
nutrients | b. | serves to weaken competing trees | d. | damages roots of grass species |
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13.
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What process is occurring when
freezing and thawing of water breaks down rocks?
a. | photosynthesis | c. | weathering | b. | construction | d. | regeneration |
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14.
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What is/are the
function/functions of soil as a medium for plant growth?
a. | furnish minerals for plant
nutrition | b. | supply air to plant roots | c. | be an aggregate for asphalt and
concrete | d. | All of these are correct |
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15.
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An agronomist is primarily
concerned with what use of soil?
a. | construction | b. | acting as a filter for the hydrologic cycle | c. | supporting crop growth | d. | natural
beauty |
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16.
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When in a cluster,_____ has the
largest surface area of these separates or particles.
a. | gravel | b. | sand | c. | silt | d. | clay |
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17.
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What are the four textural
classes in the textural triangle?
a. | gravel, sand, silt, and
clay | c. | sand, silt, clay,
loam | b. | sand, silt, clay, and wood | d. | sand, silt, clay, channers |
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18.
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The best type of soil for
agricultural purposes is _________.
a. | loam soil with fair amount of
organic matter | b. | pure clay soil with a small amount of organic
matter | c. | sand soil with very little organic matter | d. | clay mixed with
gravel |
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19.
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In natural environmental,
organic waste materials___________.
a. | slowly
decompose | c. | are not
present | b. | pollute streams | d. | cause toxic fumes |
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20.
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Compared with other countries,
United States_________.
a. | generates more waste per
capita. | b. | generates less waste per capita. | c. | generates about the same per capita
waste. | d. | has better strategies for reducing
waste |
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21.
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Waste can be described as all
of the following except:
a. | solid and
flaccid | c. | liquid and
gas | b. | solid and liquid | d. | solid and gas |
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22.
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Two results of decomposition in
sanitary landfill are __________.
a. | methane and
leachate | c. | photosynthesis and
leachate | b. | earthworms and humans | d. | oxygen and helium |
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23.
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Which action will not directly
contaminate ground water?
a. | runoff from yards and
gardens | b. | incineration of domestic waste | c. | roadside dumping of large
appliances | d. | pouring used motor oil into a storm
sewer |
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24.
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In a sanitary landfill, how are
smells, pests and insects minimized?
a. | air movement fans and
pesticides | c. | deodorizers and
abundant water | b. | woven wire and stockade fencing | d. | compacted trash is covered with
soil |
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25.
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Which of the following is not
an example of point source pollution?
a. | a downstream fish
kill | c. | accidental manure
spill | b. | an above ground tank leak | d. | a lagoon over flow |
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26.
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All is the following are
important nutrients of manure except:
a. | nitrogen | b. | phosphorus | c. | methane | d. | potassium |
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27.
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All of the following byproducts
of manure have the potential for polluting water except:
a. | zinc | b. | bacteria | c. | nitrates | d. | oxygen |
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28.
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Which of the following has the
least to do with manure applications decisions?
a. | wind
drift | c. | amount of
precipitation | b. | soil erosion potential | d. | seed corn costs |
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29.
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All of the following systems
are specifically designed to store liquid manure except:
a. | gravitational
separators | c. | earth storage
basins | b. | below ground pits | d. | above ground storage tanks |
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30.
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Components of a manure
management plan typically include all of the following except:
a. | farm income
tax | c. | record of manure nutrient
applications | b. | manure nutrient analysis | d. | equipment calibration records |
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31.
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Which of the following is a
property of soil that affects how land can be used?
a. | texture | b. | wetness | c. | shape | d. | length |
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32.
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Which of the following is not a
soil forming factor?
a. | climate | c. | distance from water | b. | biotic activity | d. | parent material |
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33.
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Which of the following is not a
solid disaster?
a. | stock market
crashes | c. | earth
quakes | b. | seismatic sea waves(tidal waves) | d. | droughts |
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34.
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Which of the following is a
problem of land use associated with flooding?
a. | the after affects of fire and
earthquakes | b. | large deposits of sand on land | c. | destroying coastal property with tremendous
waves | d. | causing soil to be blown away by wind such as in the Dust Bowl of the
1930’s |
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35.
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Which of the following is a
land-use problem associated with forest fires?
a. | destruction of trees that would have
supplied lumber | b. | causing large masses of snow to cover houses, and bury people
alive | c. | causing major water shortages for farm, industrial, and domestic water
consumer | d. | causing large sand deposits over highways and
fields |
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36.
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Which of the following is not a
land-use problem associated with failure to consider slope?
a. | areas being covered with hot
lava | c. | landslides | b. | soil erosion | d. | drainage |
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37.
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The botulin toxin is produced
by a _______.
a. | fungi | b. | bacteria | c. | mold | d. | virus |
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38.
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Most of the botulism causes
reported in United States are created by _____________.
a. | commercial canned fruits and
vegetables | b. | home preserved fruits and vegetables | c. | commercial canned meats | d. | commercial cooked food
items |
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39.
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Soap and water can be used to
kill insects in the __________ stage.
a. | egg | b. | pupae | c. | larvae | d. | adult |
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40.
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The color of the aflatoxin
fungi is __________.
a. | pale
green | c. | black | b. | dark green | d. | golden yellow |
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41.
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Which of the following
vegetables releases a toxic chemical if not properly cooked?
a. | potato | b. | beet | c. | turnip | d. | rhubarb |
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42.
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Which mineral is not considered
to be a natural contaminant of groundwater?
a. | zinc | b. | phosphorus | c. | manganese | d. | calcium |
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43.
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The natural process of plants
releasing water into the atmosphere is called_________.
a. | evaporation | b. | transpiration | c. | condensation | d. | respiration |
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44.
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Water must meet _______ general
criteria requirements.
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45.
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The hydrologic cycle receives
its energy from________.
a. | shifts in ocean
tides | c. | carbon
dioxide | b. | the moon | d. | the sun |
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46.
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The process that changes water
from a gas to a liquid is called__________.
a. | condensation | b. | evaporation | c. | transpiration | d. | respiration |
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47.
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This process is a major source
of most types of primary air pollutants.
a. | electroplating | b. | combustion | c. | reduction | d. | electrolysis |
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48.
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The threshold level of an air
pollutant is the level at which____________.
a. | acute ill effect are
experienced | b. | no health effects are experienced under this
level | c. | chronic health effects are experienced | d. | none of these are
correct |
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49.
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Particulate pollutants may come
from the combustion of:
a. | wood, coal, and
diesel | c. | propane | b. | natural gas | d. | gasoline |
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50.
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What is an effective way of
controlling air pollution caused by vehicles?
a. | wet
scrubber | c. | catalytic
converter | b. | electrostatic precipitator | d. | bag house filter |
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