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WorksheetsEnv Sci 2 Final Review ALL
Total questions: 169
Worksheet time: 2hrs 1mins
a negative ENVIRONMENTAL impact of timber harvesting is...
increased erosion
more biodiversity
buffer zones created
production of paper goods
a positive ECONOMIC impact of timber harvesting is...
increased erosion
more biodiversity
new habitats created
production of paper goods for market
compared to clear cutting, selective cutting has less ENVIRONMENTAL impact resulting in...
LESS erosion
MORE biodiversity
MORE paper being produced
LESS deforestation of an area
the biggest DIRECT cause of deforestation by humans is...
to build businesses and homes
turning land to cropland and pasture
climate change
clear cutting for mining opportunities
a negative ENVIRONMENTAL impact of deforestation is...
decreased erosion
increased use of products
decreased biodiversity
more jobs created
a negative ENVIRONMENTAL impact of slash-and-burn agriculture is...
decreased forest fires
decrease in job opportunities
increased biodiversity
increased deforestation
what was the policy for forest fires in the United States at the beginning of the 20th century?
total fire suppression
prescribed burns
intentional burns
forest regression
which is a negative SOCIAL impact of fire suppression policy?
build up of fuel on the forest floor
criminalization of indigenous practices
jobs created to build fire towers
increase of biodiversity
a negative ENVIRONMENTAL impact of fire suppression policy is...
criminalization of indigenous practices
build up of fuel on the forest floor
jobs to build watch towers
more paper products
which is a positive ECONOMIC impact of 20th century fire suppression policy?
jobs to build fire watch towers
loss of home in communities
increased biodiversity
criminalization of indigenous practices
a negative SOCIAL impact of wildfires is...
jobs to build fire watch towers
build up of fuel on forest floor
loss of homes in communities
increased biodiversity
climate change has affected wildfires by...
increasing amount of acres burned
cooling the planet preventing fires
driving the water cycle to put out wildfires
creating jobs in wildfire prevention
a negative ENVIRONMENTAL impact of urban sprawl is...
decreased erosion
increased biodiversity
habitat fragmentation
build up of fuel on forest floor
Habitat fragmentation usually leads to a...
decrease in forestry jobs
decrease in biodiversity
build up of fuel on forest floor
increase in erosion
____________________ fuel is grass and brush, creates a slow burning, low severity fire.
surface
ladder
breaks
load
Fire climbs ____________________ fuels like stair steps.
ladder
surface
crown
serotinous
Ecologists believe the fire is important to give __________ back to the soil.
nutrients
water
seeds
hypertonic
Putting all fires out no matter when or where.
suppression
compression
serotinous
bilayer
One disadvantage of fire is that it damages soil by
burning all the organic material in the soil, leading to erosion
burning up the soil
burning all the inorganic material in the soil
giving it nutrients
Heat can cause soil to become
hydrophobic
ineditable
crunchy
organic
hydrophobic means
doesn't allow water in
allows water in
Which of the following is NOT a disadvantage of fire?
Soil damage
Hydrophobic Soil
Invasive Species
Room for new trees
prescribed burns
burning areas of forest under carefully controlled conditions
let fires burn whenever and wherever they want
putting out all fires
How does fire suppression lead to even more fires?
Without low intensity surface fires, fuel build up causes even bigger fires when fires do eventually strt
They don't; fire suppression is the best way to manage forest fires
You can't prevent all fires
Fire suppression leads to urbanization
Burning trees releases what greenhouse gas?
methane
carbon dioxide (CO2)
oxygen (O2)
smoke
a negative ENVIRONMENTAL impact of fire suppression policy is...
criminalization of indigenous practices
build up of fuel on the forest floor
jobs to build watch towers
more paper products
____________________ fuel is grass and brush, creates a slow burning, low severity fire.
surface
ladder
breaks
load
In the early to mid - 1900’s the forest service believed the only way to prevent large fires was with total fire ____________________.
suppression
compression
let it burn
explosion
Fire climbs ____________________ fuels like stair steps.
ladder
surface
crown
serotinous
If a fire gets up into the ____________________ of a tree it spreads fast and is hard to control.
crown
grass
pine cones
surface
One disadvantage of fire is that it damages soil by
burning all the organic material in the soil, leading to erosion
burning up the soil
burning all the inorganic material in the soil
giving it nutrients
How does fire suppression lead to even more fires?
Without low intensity surface fires, fuel build up causes even bigger fires when fires do eventually strt
They don't; fire suppression is the best way to manage forest fires
You can't prevent all fires
Fire suppression leads to urbanization
a negative ENVIRONMENTAL impact of fire suppression policy is...
criminalization of indigenous practices
build up of fuel on the forest floor
jobs to build watch towers
more paper products
which is a negative SOCIAL impact of fire suppression policy?
build up of fuel on the forest floor
criminalization of indigenous practices
jobs created to build fire towers
increase of biodiversity
which is a positive ECONOMIC impact of 20th century fire suppression policy?
jobs to build fire watch towers
loss of home in communities
increased biodiversity
criminalization of indigenous practices
a negative SOCIAL impact of wildfires is...
jobs to build fire watch towers
build up of fuel on forest floor
loss of homes in communities
increased biodiversity
a naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
Minerals
Ore
Oil
Water
Mining that is done above ground is called...
surface mining.
subsurface mining.
Mining that is done below ground is called...
surface mining.
subsurface mining.
When ore is removed in layers by removing the soil that is on top.
Open Pit Mining
Oil Derricks
Strip Mining
Fracking
Whether or not something is mined is determined by its monetary value.
True
False
Removing ore along a seam in a hillside.
Open Pit Mining
Fracking
Mountaintop Removal
Contour Mining
A natural resource that can only be replaced only through geological, physical, and chemical processes that take millions of years.
Renewable Resource
Nonrenewable Resource
Removing a mountaintop to reach the ore that lays underneath.
Open Pit Mining
Fracking
Mountaintop Removal
Contour Mining
A natural resource that can be replaced by nature in a short period of time.
Renewable Resource
Nonrenewable Resource
The controversial method for getting natural gas in rock deep underground is called...
fracking.
rigging.
contouring.
derricks.
Which of the following laws is concerned with activities that take place after mining is complete?
General Mining Law of 1872.
Mineral Leasing Act of 1920.
Surface Mining Control and Reclamation Act of 1977.
Federal Mine Safety and Health Act of 1977.
Erosion of soil from land that has been strip-mined can be partially controlled by
replacing the soil that was removed.
adding tailings to the area.
letting the land recover on its own.
planting plants.
Which of the following is a mineral that is mined as a fuel source?
coltan
tantalum
salt
uranium
Which of the following is NOT environmental impacts of mining?
Destroys natural communities over large areas.
Acid drainage pollutes groundwater.
Creates minimal dust.
Causes erosion
The process of heating an ore beyond its melting point and combining it with other substances is called
smelting.
dredging.
tailing.
frothing.
How did coal form?
Trees and plants from swamps
Dinosaurs in grassy areas
Human remains
Compact charcoal
Which of the following does not contain minerals or materials from mining?
Cell Phone
Vallivue High School
Trees
Basketball or baseball shoes
How does mining affect local communities?
Mining is a vital part of the economy of surrounding towns.
Mining introduces pollution into local water supplies.
Mining disrupts local populations of flora and fauna.
All of the above are true.
Reclamation doesn't restore an environment affected by mining to a state where it can sustain its ecosystem.
true
false
The entire point of a carbon sink is
it emits no carbon
it absorbs no carbon
it emits more carbon than it absorbs
it absorbs more carbon than it emits
Which mining method is most likely to destroy the habitats of wildlife?
subsurface mining
strip mining
solution mining
placer mining
process of returning land to its original or better condition after mining
alloy
reclaimation
smelting
long wall
minerals that contain valuable substances
aggregates
ore minerals
surface mining
smelting
sand, gravel, and crushed rock
ore minerals
quarry
alloy
aggregates
the sinking of regions of the ground with little or no horizontal movement
subsidence
placer deposits
quarry
smelting
Soil, vegetation, & rocks that are removed to get to an ore deposit below
reserve
ore
overburden
tailings
Which is an advantage of surface mining?
topsoil erosion
habitat loss
efficient
increased stream turbulence
Which is not a negative impact of mining?
increased erosion
increased revenue
water and air pollution
increased sediment
Property damage is a social impact of mining.
True
False
What is a negative impact of mining?
Material left after ore is extracted can release toxic chemicals into the groundwater
Mining can improve the air quality where miners work
Quarries attract new species to the area
Mining can decrease soil erosion
The energy we use to function in our everyday lives can be classified as...
Renewable or non-renewable
Natural or non-renewable
Renewable and Natural
All of them
All of the following are considered renewable energy sources EXCEPT –
Wind
Coal
Biomass
Solar
Renewable energy resources produce less_____________ than fossil fuels.
pollution
energy
wind
light
Which type of energy produces Carbon Dioxide, which can be harmful to our planet and cause pollution?
Solar Energy
Wind Energy
Fossil Fuels (Coal, oil, and gas)
Nuclear Energy
Which of the following is NOT a negative to using hydroelectric power
siltation occurs behind the dam
fish are not able to migrate upstream
creates air pollution
reservoirs impact the surrounding environment
Wind turbines convert the movement if the wind into
electrical energy
solar energy
natural gas
1 – generator converts mechanical energy into electrical energy
2 – wind turns the wind turbine blade
3 – the gear box transfers mechanical energy to the generator
4 – electricity is transferred to the grid
Which is NOT an advantage of Wind energy?
This power plant produces electricity most likely by using-
One benefit of geothermal energy is that ________________________________.
a plant can be built ANYWHERE
it doesn't cost a lot of money to build
it can provide power 24 hours a day
it harms ecosystems where it's built
Plant materials and animal waste used especially as a source of fuel.
BIODEGRADABLE
BIOMASS
REDUCE
RECYCLABLE
biomass is a main source of energy for heating homes and food in
developed nations only
developing nations mostly
both developed and developing nations
nowhere on earth
A active solar energy ______________.
uses collectors on roof
uses moving water
uses heat from Earth’s interior
uses large windows facing the sun
A passive solar energy ______________.
uses collectors on roof
uses moving water
uses heat from Earth’s interior
uses large windows facing the sun
Which alternative energy source does this house use?
if a tractor trailer truck is 20% efficient, what happened to the other 80%
energy is destroyed
energy is lost as heat
the 80% is still in the gas tank
energy is converted into matter
The decay of tiny marine organisms that accumulated on the ocean floor millions of years ago create
uranium
coal
oil and natural gas
Which of the following is an advantage of nuclear energy?
Does not produce solid waste.
Does not produce air pollution
It is cost effective.
Another name for natural gas is
sulfur
methane
carbon dioxide
Most of the energy consumed in the United States is used for
residential electrical needs
transportation
industrial purposes
What do a coal-fired power plant, a gas-fired power plant, a nuclear power plant and a hydroelectric power plant all have in common?
generator
turbine
both of these
Habitat loss, soil erosion, and air pollution are disadvantages of which renewable energy source?
solar
wind
biomass fuel
moving water
Solar, wind, and hydroelectric power all share this same benefit.
zero carbon emissions/air pollution
habitat loss
cheap to use
nonrenewable
The main human activity that releases greenhouse gases is
riding bicycles
burning fossil fuels
texting on cellphones
eating meat
How does an increase in carbon dioxide affect global temperature?
decreases
increases
does not affect temperature
temperature stays the same
How is climate change affecting biodiversity?
decreasing
increasing
it is not affecting it
What is the global temperature changes doing to certain animals?
increasing food source
decreasing habitats
increasing access to water sources
Which greenhouse gas affects the climate the most?
water vapor
carbon dioxide
methane
CFC
How can we measure atmospheric CO2 from 1 million years ago?
Get a Time Machine
Analyze Fossils
Deep Ice Core Data
Guess Really Well
Select the statement that is correct.
Climate refers to only large regions.
Climate is the average weather over a period of time.
Climate changes from day to day.
Climate only involves temperature and precipitation.
Identify the main source of energy that effects weather/climate.
Clouds
Sun
Oceans
Wind
Which of the following best describes the measurements of CO2 levels in the atmosphere since 1958?
CO2 levels have shown steady increase since accurate measurements began.
Co2 levels are higher in winter and lower in the summer, but the winter "highs" have increased each year and the summer "lows" have not fallen as far.
CO2 levels are higher in the winter and lower in the summer, but the winter "highs" are higher each year and the summer "lows" are lower each year.
Which of the following is true about greenhouse gasses?
They reradiate infrared radiation back to Earth.
They are not affected by human activity.
They convert sunlight into energy in the form of heat that warms the earth.
The _____________ is a process by which the atmosphere reradiates infrared radiation back to Earth's surface.
greenhouse effect
desalination
neither of these
GHG stands for ______.
greenhouse gases
gohouston go
global health and government
Carbon dioxide is emitted in the atmosphere directly due to burning of fossil fuel.
True
False
Fossil fuels are _____________-containing fuels that formed millions of years ago from organisms
carbon
oxygen
lead
nitrogen
A natural process in which certain gases in the atmosphere keep heat near the surface of the Earth and prevent it from radiating into space.
climate
the greenhouse effect
El Nino
emission
This is an example of a proxy indicator, which is a type of indirect evidence that scientists use to study what the atmosphere was like in the past.
temperatures falling with a decrease in CO2
temperatures rising with an increase in CO2
scientist's use of ice cores to compare past current climates to past climates
none of these
According to this graph, what can scientists determine about the relationship between atmospheric CO2 and temperature?
as CO2 increases, the temperature increases
as CO2 decreases, the temperature increases
as CO2 increases, the temperature decreases
none of these
Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.
water
gases
heat
light
Why are ice core samples used to collect climate data?
The cores are in layers that correlate to how long ago the ice was made.
The cores are the only things that have survived for hundreds of thousands of years.
The cores contain better fossils than rocks can for scientists to study.
The cores are a complete record whereas rock layers are not.
Which is a natural source of greenhouse gases?
using fertilizers on fields
deforestation
volcanic eruptions
burning fossil fuels
What is the definition of weather?
a period of abnormally dry weather that lasts at least 2 years
the specific condition of the atmosphere at a particular place and time
a complex community of organisms and the community's environment
the weather patterns in an area over a period of several decades
The amount of light (in watts per square meter) that reaches Earth from the sun is called ___.
sunlight
solar irradiance
solar radiation
solar wind
Without the greenhouse effect, Earth's atmosphere would be __________ to support life.
too hot
too wet
too dry
too cold
The gases that make up Earth’s atmosphere are commonly referred to as air. What are the two most abundant gases in the atmosphere?
nitrogen and carbon dioxide
nitrogen and oxygen
water vapor and argon
oxygen and carbon dioxide
Which two are likely to result from global warming?
increase in surface temperatures
reduction in greenhouse gases
rise in ocean levels
decrease in air pollution
Possible human solutions for limiting global warming and climate change are...
being more energy-efficient
using renewable sources of energy
removing carbon from fossil fuel emissions
all of the above
When does greenhouse effect happen?
Greenhouse gases on the surface absorb heat from the atmosphere.
Greenhouse gases on the surface absorb heat from the earth's interior.
Greenhouse gases in the upper atmosphere absorb heat from outer space.
Greenhouse gases in the lower atmosphere absorb heat from the earth's surface.
Why does cutting down trees increase global warming?
Trees soak up carbon dioxide.
Trees absorb the sun's energy without radiating back into the atmosphere.
Trees provide shade which counteracts global warming.
Trees drain greenhouse gases like methane from soil.
If the greenhouse effect is natural, then why is today's climate change a bad thing?
A small increase in greenhouse gas concentration can have a large effect of increased warming.
Once released into the atmosphere, greenhouse gases remain potent for many years, making it difficult to reverse the process.
Humans have altered a natural process and exaggerated changes that might normally occur over millions of years.
All of the above
How much is precipitation anticipated to increase over this century?
0-1%
1-3%
3-5%
5-8%
Sea level rise is anticipated to be how many feet in this century?
0-1 feet
3-5 feet
1-3 feet
5-7 feet
What month is the average mass of the Arctic polar ice cap measured?
January
June
September
December
What is the sea level change (in mm) from 1995-2013?
70 mm
50 mm
60 mm
30 mm
The amount of radiation that bounces back from the Earth's surface is known as...
surface area
surface reflection
surface absorption
surface tension
We can measure past amounts of Co2 in the atmosphere.
True
False
This graph shows the concentration of carbon dioxide in the ocean at Mauna Lao, Hawaii since 1960. Due to excess carbon being absorbed by the ocean, ocean acidification can and have negative impacts on aquatic plants and life. Which statement predicts the effect of ocean acidification on biodiversity?
Biodiversity has been unaffected by ocean acidification
Biodiversity has been unaffected because there has been no ocean acidification
Biodiversity has increased because acidification leads to new opportunities to fill niches
Biodiversity has decreased because ocean acidification has made the ocean uninhabitable by some life
Too many greenhouse gases in the atmosphere blocks heat from escaping into space and traps the heat to earth's surface causing: _____________________.
another ice age
global warming
earthquakes
volcanic eruptions
Something that might happen because of global warming is: _________________.
melting polar ice caps
more reflected sunlight off the ice pack
lower sea levels
a sale on bathing suits
Carbon dioxide is released from human activities such as burning fossil fuels, respiration, and volcanic eruptions.
True
False
