APES Second Semester Midterm UC Scout
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57 Terms
Prime farmland is land that:
has the growing season, water, and soil quality needed to sustain high yields.
3 multiple choice options
Most of the water used in homes is for:
personal hygiene.
1 multiple choice option
Withdrawals of large amounts of groundwater in areas relatively close to the ocean have led to both depletion of groundwater and:
Intrusion of saltwater.
3 multiple choice options
Raising Malaysian prawns (shrimp) in saltwater tanks for profit is an example of:
aquaculture
3 multiple choice options
Which one of the following statements about soil erosion is false?
When many rills flow together, they form sheet erosion.
3 multiple choice options
A farmer planting soybeans in a field one year, then corn the next year is practicing
Crop rotation
3 multiple choice options
Which one of the following is not a layered component of a soil?
bedrock
3 multiple choice options
DDT is:
All of these are true
3 multiple choice options
Which one of the following statements about metamorphic rocks is false?
Metamorphic rocks are extruded from some types of volcanoes
3 multiple choice options
Hybrid crop strains:
are usually more resistant to pests and disease than wild strains.
3 multiple choice options
Which one of the following statements about soil conservation methods is false?
In contour farming rows are planted vertically following the slope of the land.
3 multiple choice options
The property of water that allows upward transport of water in plants is:
cohesion.
3 multiple choice options
Which of the following is not a desirable result of a dam and its reservoir?
flooding of upstream farmland by the impounded water
3 multiple choice options
These four crops are the main sources of calories for most humans:
wheat, rice, corn and potatoes.
3 multiple choice options
The method of intercropping involves:
planting two crops simultaneously in the same field.
3 multiple choice options
Soil structure is also known as:
the tilth.
3 multiple choice options
The type of irrigation in which water is sprayed from overhead sprinklers is:
center-pivot irrigation
3 multiple choice options
Which one of the following is not a cause of soil degradation?
Smog
3 multiple choice options
Of the three principle inorganic particles found in soil, the particle with the largest size is:
sand
3 multiple choice options
Which one of the following statements about soil is false?
. Soil is considered a renewable resource because it only takes five years on average to make.
3 multiple choice options
Growing large fields of a single crop is known as:
monoculture
3 multiple choice options
Which of the following refers to salinity?
amount of dissolved salts
3 multiple choice options
One type of traditional farming method is called:
subsistence agriculture.
3 multiple choice options
Which one of the following is not a form of conservation farming?
Conventional till agriculture
3 multiple choice options
Which one of the following statements about the rock cycle is true?
The rock cycle illustrates how the three basic rock groups are related to one another.
3 multiple choice options
The theory of plate tectonics states that:
the lithosphere is composed of several independent, dynamic plates.
3 multiple choice options
Land is distributed as little as possible in an agricultural method known as:
conservation tillage.
3 multiple choice options
The primary plant macronutrients that are obtained from the soil are:
nitrogen, potassium and phosphorus.
3 multiple choice options
Which of the following is not an important reason why agricultural land is being lost?
. It is being covered by rising oceans due to global warming.
3 multiple choice options
The original "dirty dozen" endocrine disruptors were set to be banned at the
Stockholm Convention
3 multiple choice options
A temperature inversion ______ and is caused by _______.
exacerbates smog; cooler air trapped beneath warm air
3 multiple choice options
Consequences of climate change include all of the following except:
Decreases in the virulence and toxicity of water-related illness, their survival, spread and growth.
3 multiple choice options
Options to prevent sending plastics to the landfill include:
Cradle to cradle market shift
3 multiple choice options
The chlorine atoms of chlorofluorocarbons act like ____ to break apart ozone. They are not consumed in the reactions and can break apart hundreds of thousands of ozone molecules.
a catalyst
3 multiple choice options
____ ozone absorbs all UVC radiation and most UVB radiation. However, due to the____ of UVA radiation, ozone does not absorb it at all.
stratospheric; wavelengths
3 multiple choice options
Hazardous e-waste, trash, recyclable plastic, yard waste, paper, and the like, are known as
MSW
3 multiple choice options
The three sources of _____ are natural, stationary, and mobile. The three sources of ____ are point, nonpoint, and groundwater.
air pollution; water pollution
3 multiple choice options
The specific effects of lead on humans include all of the following except:
delayed walking
3 multiple choice options
Like thalidomide, ________ primarily affect embryonic development.
Teratogens
3 multiple choice options
Ozone exists predominantly in the _____ and is responsible for _____.
stratosphere; UV protection and warming
3 multiple choice options
Which combination of molecules accounts for 99% of the gases in the atmosphere?
nitrogen and oxygen
3 multiple choice options
The amount of sediment deposited at the mouth of a river system is likely to be increased by the presence upstream of which of the following?
Artificial levees and embankments
3 multiple choice options
Risk, pollution, pathogens, and disease all compromise human health. The types of pollution that directly affect our health include all of the following except:
ebola
3 multiple choice options
One difference between climate and weather is:
weather is a short-term measurement (days, weeks, years) and climate is a long-term measurement (usually over thirty years).
3 multiple choice options
In the US, the EPA is tasked with evaluating the potential health and environmental risks of a hazard, and balancing those risks with economics to compare the short and long term benefits and risks of using or foregoing a certain chemical or technology. They may also have to compare the benefits to risks of implementing or not implementing a particular policy. They make these weighty decisions using the _______ method.
cost-benefit analysis
3 multiple choice options
The atmosphere is necessary for life on earth. Which of the following is not one of the life-supporting functions of the atmosphere?
Stores aerosol pollutants in the troposphere.
3 multiple choice options
Which one of the following statements about the thermosphere is true?
The thermosphere contains very few molecules of gas. These are primarily atomic oxygen, atomic nitrogen, and helium.
3 multiple choice options
If you are measuring "mg O₂/L" at 20℃ for 5 days, you are measuring the ____ of a body of water.
biological oxygen demand
3 multiple choice options
Which of the following actions would be the most effective in decreasing acid rain and acid deposition?
Reducing the use of fossil fuels
3 multiple choice options
When a molecule of ozone (O3) absorbs an ultraviolet photon, it splits into oxygen gas (O2) and a free oxygen atom. When the free oxygen atom recombines with oxygen gas, ____ is formed.
a stable ozone layer
3 multiple choice options
The major difference between a primary pollutant and a secondary pollutant is that:
A secondary pollutant is formed after a UV catalyzed reaction between a primary pollutants
3 multiple choice options
The zone in which no member of a population can live is called the:
Zone of intolerance.
3 multiple choice options
Molecules in the atmosphere that trap infrared radiation include all of the following except:
H2SO4
3 multiple choice options
Which one of the following statements about the troposphere is true?
The tropospheric gases move because of convection currents.
3 multiple choice options
A bird ingesting large quantities of toxic fish is an example of _____ that leads to _____.
bioaccumulation; biomagnification
3 multiple choice options
Wastewater contamination by humans or animals may lead to all of the following except:
All of these are effects of wastewater contamination.
3 multiple choice options
The air in the troposphere:
is cleaned regularly by precipitation.
3 multiple choice options