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ENVR-1301 Exam 3 Questions with Correct
Answers | Updated (100% Correct Answers)
How much of the water on Earth is accessible, usable, freshwater?
Answer: 1%
Reservoirs Answer: Ocean, Fresh Surface Water, Fresh Groundwater,
Soil Water, Biosphere (plant water), Atmosphere.
Transfer Processes Answer: Evaporation, Condensation, Run-off,
Uptake by Plants, Transpiration, Precipitation, Infiltration, Spring
flow.
Hydraulic Cycle Answer: the process that moves water from one
reservoir to another.
Purification Answer: Service accomplished by transfer process like
evaporation and infiltration, that separate water from it solutes and
particles
What 2 elements make up the majority of Earth's atmosphere
Answer: Oxygen (21%) and Nitrogen (78%)
What are the 4 layers of earths atmosphere Answer: Troposphere,
Stratosphere, Mesosphere, Thermosphere
Points Source Answer: Emits pollution from a specific location
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Non-point source Answer: Emits pollution from multiple widespread
sources
Primary Pollutants Answer: Direct products of combustion and
evaporation
Secondary Pollutants Answer: Derived from reactions (In
atmosphere) with with primary pollutants
Sources of Particulate Matter (PM) Answer: Wind erosion, wildfires,
and combustion of fossil fuels and burning vegetation
Consequences of Particulate Matter (PM) Answer: damaging lungs,
reduces visibility, contributes to industrial smog
Sources of Sulfur dioxide (SO2) Answer: Burning Sulfur containing
fossil fuels
Consequences of Sulfur Dioxide (SO2) Answer: damages lungs,
forms acid rain (Sulfuric Acid), and industrial smog.
Sources of Volatile Organic Compounds (VOC's) Answer: ncomplete
combustion of fossil fuels, evaporation of solvents and gasoline
Consequences of Volatile Organic Compounds (VOC's) Answer:
Cancer and photochemical smog
Sources of Nitrogen Oxides (NOx) Answer: Burning fossil fuels and
wood
© 2025 All rights reserved
ENVR-1301 Exam 3 Questions with Correct
Answers | Updated (100% Correct Answers)
How much of the water on Earth is accessible, usable, freshwater?
Answer: 1%
Reservoirs Answer: Ocean, Fresh Surface Water, Fresh Groundwater,
Soil Water, Biosphere (plant water), Atmosphere.
Transfer Processes Answer: Evaporation, Condensation, Run-off,
Uptake by Plants, Transpiration, Precipitation, Infiltration, Spring
flow.
Hydraulic Cycle Answer: the process that moves water from one
reservoir to another.
Purification Answer: Service accomplished by transfer process like
evaporation and infiltration, that separate water from it solutes and
particles
What 2 elements make up the majority of Earth's atmosphere
Answer: Oxygen (21%) and Nitrogen (78%)
What are the 4 layers of earths atmosphere Answer: Troposphere,
Stratosphere, Mesosphere, Thermosphere
Points Source Answer: Emits pollution from a specific location
© 2025 All rights reserved
, 2
Non-point source Answer: Emits pollution from multiple widespread
sources
Primary Pollutants Answer: Direct products of combustion and
evaporation
Secondary Pollutants Answer: Derived from reactions (In
atmosphere) with with primary pollutants
Sources of Particulate Matter (PM) Answer: Wind erosion, wildfires,
and combustion of fossil fuels and burning vegetation
Consequences of Particulate Matter (PM) Answer: damaging lungs,
reduces visibility, contributes to industrial smog
Sources of Sulfur dioxide (SO2) Answer: Burning Sulfur containing
fossil fuels
Consequences of Sulfur Dioxide (SO2) Answer: damages lungs,
forms acid rain (Sulfuric Acid), and industrial smog.
Sources of Volatile Organic Compounds (VOC's) Answer: ncomplete
combustion of fossil fuels, evaporation of solvents and gasoline
Consequences of Volatile Organic Compounds (VOC's) Answer:
Cancer and photochemical smog
Sources of Nitrogen Oxides (NOx) Answer: Burning fossil fuels and
wood
© 2025 All rights reserved
