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WorksheetsEVP Biology Unit 8 Review 2025-2026
Total questions: 83
Worksheet time: 42mins
How do renewable resources differ from nonrenewable resources?
Renewable resources can be recycled, while nonrenewable resources cannot
Renewable resources can be replaced by natural processes, while nonrenewable resources exist in limited amounts
Renewable resources are always more expensive than nonrenewable resources
Renewable resources are finite, while nonrenewable resources are unlimited
Which of the following is a renewable energy source?
Coal
Petroleum
Natural Gas
Solar energy
What is an example of a nonrenewable resource?
Solar energy
Wind energy
Fossil fuels
Biomass energy
Why is sustainable use crucial for renewable resources?
To deplete them faster
To ensure they are available for future generations
To increase pollution levels
To promote overlogging
What is the key to a sustainable future regarding resources?
Over-reliance on nonrenewable resources
Balancing the use of both renewable and nonrenewable resources
Ignoring recycling and conservation practices
Investing only in nonrenewable energy technologies
How can over-reliance on nonrenewable resources impact the environment?
It can reduce pollution levels
It can decrease economic challenges
It can lead to resource depletion and environmental issues
It can promote sustainable living practices
Why are minerals like rare earth elements considered nonrenewable?
Because they can be recycled indefinitely
Because they are abundant in nature
Because they are limited and can be exhausted
Because they are constantly replenished
How can renewable energy technologies contribute to a sustainable future?
By promoting over-reliance on nonrenewable resources
By increasing environmental impacts
By ensuring continuous supply of energy and materials
By depleting resources faster
Which is NOT a renewal resource?
solar energy
geothermal energy
petroleum
hudropower
Which is a renewal resource?
solar energy
minerals
petroleum
nuclear power
What does an ecological footprint measure?
The number of endangered species in an area
The total population of a country
The amount of land and water needed to produce the resources a person or group uses and to absorb their waste
The area of forests that are protected by the government
What is the best definition of ecological stewardship?
Using as many natural resources as possible before they run out
Avoiding any interaction with the environment to keep it untouched
Taking care of the environment and resources responsibly for future generations
Letting nature take care of itself without human involvement
What is one critical role of the atmosphere?
Providing electricity for human consumption
Contribution to the water cycle
Generating heat for the planet
Creating new landmasses
What is the primary cause of outdoor air pollution?
Plant respiration
Volcanic eruptions
Deforestation
Burning of fossil fuels
How does air pollution affect human health?
Improves respiratory functions
Enhances cardiovascular health
Causes respiratory and cardiovascular issues
Boosts the immune system
What is the ozone layer's function in the Earth's atmosphere?
Absorbing harmful UV radiation
Creating rainbows
Providing oxygen for breathing
Generating wind patterns
Which gases contribute to ozone depletion and the formation of the ozone hole?
Oxygen and nitrogen
Hydrogen and helium
Chlorine and bromine
Carbon dioxide and methane
How does the depletion of good ozone affect Earth's ecosystems?
Increases biodiversity
Boosts plant growth
Disrupts nitrogen cycles and ocean food webs
Improves air quality
What are emissions?
Substances discharged into the atmosphere
Freshwater sources
Cloud formations
Ocean currents
How does the ozone hole over Antarctica impact UV radiation exposure?
Reduces UV radiation levels
Increases risks like skin cancer and eye cataracts
Enhances plant growth
Boosts immunity
What is the significance of the ozone layer in the stratosphere?
Reflects sunlight back into space
Protects organisms from DNA damage
Melts polar ice caps
Causes extreme weather events
Which pollutants are released through the burning of fossil fuels?
Water vapor and oxygen
Oxygen and carbon monoxide
Sulfur oxides, nitrogen oxides, and carbon monoxide
Carbon dioxide and methane
What is the main purpose of the Air Quality Index (AQI)?
To measure water pollution in rivers and lakes
To predict natural disasters like earthquakes and floods
To show how much noise pollution is in a city
To communicate the level of air pollution and its possible health effects
What is one role of healthy soil in terrestrial ecosystems?
Generating electricity
Purifying water
Producing oxygen
Controlling climate
Why is soil considered effectively nonrenewable within human timeframes?
It forms at an exceedingly slow rate
It is constantly replenished by rain
It regenerates within a few years
It is not affected by human activities
What human activities contribute to soil erosion and nutrient depletion?
Planting cover crops
Implementing contour plowing
Engaging in deforestation
Building terraces
How does contour plowing help preserve soil integrity?
By planting crops in straight lines
By harvesting crops earlier
By reducing soil erosion from water runoff
By increasing soil compaction
What were the primary causes of the American Dust Bowl in the 1930s?
Excessive rainfall and flooding
Drought, poor farming practices, and strong winds
Earthquakes and volcanic eruptions
Government regulations on farming
Why is freshwater particularly important for human survival and industry?
It prevents soil erosion
It stops plant growth
It sustains all life forms
It creates energy
What fraction of Earth's water is readily accessible as freshwater?
10%
25%
50%
1%
What human activities increase water pollution?
Planting trees
Preserving wetlands
Using fertilizers in agriculture
Recycling plastic
What environmental impact is associated with harmful algal blooms triggered by water pollution?
Increased biodiversity
Oxygen depletion in water bodies
Higher fish population
Improved water clarity
What are the primary challenges threatening soil and water resources?
Renewable energy usage
Preservation of cultural heritage
Soil erosion, nutrient depletion, and water pollution
Urbanization and infrastructure development
What is the greenhouse effect?
A natural process that cools the Earth's surface
A natural process that warms the Earth's surface
P human-made system to control weather patterns
A method of reducing atmospheric pollution
Which gases contribute to the greenhouse effect?
Oxygen and nitrogen
Nitrogen and helium
Carbon dioxide and methane
Hydrogen and helium
What role do greenhouse gases play in the atmosphere?
They absorb and trap heat from the sun
They reflect sunlight away from Earth
They cool the Earth's surface
They prevent the formation of clouds
What role do greenhouse gases play in the atmosphere?
They absorb and trap heat from the sun
They reflect sunlight away from Earth
They cool the Earth's surface
They prevent the formation of clouds
What happens when greenhouse gases trap heat in the atmosphere?
Global temperatures decrease
Global temperatures remain stable
Global temperatures increase
There is no impact on global temperatures
How do scientists study the greenhouse effect?
By using satellite observations and computer models
By measuring ocean currents only
By conducting experiments in laboratories
By observing animal migrations
How have human activities contributed to the greenhouse effect?
By planting more trees
By reducing carbon emissions
By burning fossil fuels and deforestation
By conserving water resources
What predictions do scientists make about future global temperatures?
They will remain the same
They will decrease slightly
They will increase significantly
They will fluctuate unpredictably
What is the ultimate goal of controlling the greenhouse effect?
To increase global temperatures
To stabilize Earth's climate
To accelerate polar ice melting
To decrease renewable energy use
Which of the following practices can help reduce the emission of greenhouse gases?
Increasing the use of fossil fuels
Expanding renewable energy sources
Cutting down more forests
Promoting single-use plastics
What is a direct consequence of excessive nutrient runoff into water bodies?
Formation of deserts
Improved soil fertility
Development of dead zones
Increase in freshwater supply
Which action best supports the conservation of nonrenewable resources?
Wasting water during daily activities
Burning more coal for energy
Leaving lights on when not needed
Using public transportation
Which human activity most significantly increases greenhouse gas emissions?
Recycling materials
Using wind turbines
Burning fossil fuels
Planting trees
What is a potential consequence of continued ozone layer depletion?
Lower global temperatures
Improved crop yields
Increased risk of skin cancer in humans
Decreased ultraviolet radiation reaching Earth's surface
Which practice helps conserve soil quality in agricultural areas?
Crop rotation
Monoculture farming
Excessive pesticide use
Overgrazing livestock
Which of the following is a direct result of deforestation on the environment?
Decrease in greenhouse gas emissions
Improved air quality
Increased soil erosion
Enhanced water retention in soil
What is one way individuals can help reduce their ecological footprint?
Using more single-use plastics
Conserving energy and water
Increasing fossil fuel consumption
Ignoring recycling programs
Which practice can help prevent water pollution in agricultural areas?
Applying fertilizers excessively
Implementing buffer strips along waterways
Over-irrigating crops
Dumping waste into rivers
What is the term for anything from nature that supports life, such as minerals and fossil fuels?
Pollution
Natural resources
Human-made materials
Recyclable products
What do we call natural resources that natural processes can replace in a relatively short time after use?
Nonrenewable resources
Finite resources
Renewable resources
Fossil fuels
What type of energy is provided by the sun and captured using panels?
Nuclear energy
Wind energy
Solar energy
Geothermal energy
What type of energy is generated using wind turbines, and is considered a natural and inexhaustible resource?
Hydroelectric energy
Solar energy
Wind energy
Biomass energy
What type of energy is generated by using the movement of flowing water?
Geothermal energy
Hydroelectric energy
Solar energy
Wind energy
What type of energy comes from the heat within the Earth and is converted into electricity by geothermal power plants?
Solar energy
Hydroelectric energy
Geothermal energy
Wind energy
What type of energy comes from organic materials like wood, crops, and animal manure that can be regrown and replenished?
Biomass energy
Fossil fuel energy
Nuclear energy
Tidal energy
What do we call natural resources that exist in limited amounts and can be depleted?
Renewable resources
Nonrenewable resources
Recyclable resources
Sustainable resources
What are fuels called that form from the remains of ancient plants and animals over millions of years and are used faster than they can be replaced?
Renewable fuels
Fossil fuels
Nuclear fuels
Biofuels
What natural material is used for fuel, plastics, and many chemicals and is expected to run out soon due to current consumption rates?
Coal
Natural gas
Petroleum (oil)
Biomass
Which fossil fuel is used mainly for electricity generation and steel production, and while it may last a few hundred years, it is still a finite resource?
Natural gas
Biomass
Coal
Petroleum
Which fossil fuel is used for heating, electricity, and as an industrial feedstock, but has a limited supply?
Biomass
Natural gas
Coal
Solar energy
What type of energy comes from uranium, a limited resource that produces radioactive waste?
Solar energy
Nuclear energy
Geothermal energy
Biomass energy
What do we call materials that are nonrenewable because they are rare, can be exhausted, and cannot be replaced within a human timescale?
Renewable resources
Fossil fuels
Inexhaustible resources
Finite resources
What are strategies that include the use of renewable energy to help ensure resources remain available for future generations and support long-term ecological balance and economic stability?
Industrialization
Conservation
Sustainability
Globalization
What measures how much land and water area a person, community, or country needs to produce the resources it uses and absorb its waste, especially carbon emissions?
Carbon footprint
Ecological footprint
Environmental impact report
Sustainability index
What is the term for the responsibility of taking care of something valuable, like the environment or resources, for future generations?
Exploitation
Innovation
Stewardship
Industrialization
What is the term for the introduction of harmful substances into the environment, causing negative changes?
Conservation
Pollution
Sustainability
Recycling
What is the term for the contamination of the atmosphere by harmful substances, including chemicals and particles, mainly caused by human activities such as burning fossil fuels?
Water pollution
Soil degradation
Air pollution
Climate change
What are substances called that are released into the atmosphere, such as gases or particles, often from human activities like burning fossil fuels or industrial processes?
Nutrients
Emissions
Sediments
Minerals
What is the gas molecule made of three oxygen atoms bonded together, found in the Earth's atmosphere?
Oxygen (O2)
Carbon dioxide (CO2)
Ozone (O3)
Nitrogen (N2)
What is the name of the thin layer of ozone molecules in the Earth's stratosphere that absorbs most harmful UV radiation from the sun and protects organisms from DNA damage?
Greenhouse layer
Ozone layer
Ionosphere
Troposphere
What is the name of the numerical scale that measures and communicates the level of air pollution and its potential health effects to the public?
Air Quality Index (AQI)
Pollution Control Standard
Emissions Rating
Environmental Impact Score
What is the mixture of minerals, organic matter, gases, liquids, and organisms that supports plant growth on Earth’s surface called?
Atmosphere
Soil
Rock
Sediment
What farming technique involves planting crops along the natural contours of the land to reduce soil erosion caused by water runoff?
Monoculture
Crop rotation
Contour farming
Slash-and-burn agriculture
What is the method of farming called where sloped land is shaped into steps or platforms to reduce erosion and increase cultivable land?
Terracing
Irrigation
Crop rotation
Agroforestry
What was the period called during the 1930s when severe dust storms greatly affected the United States, especially the Great Plains?
The Dust Bowl
The Great Depression
The Dust Storm Era
The Prairie Storms
What is the process called where soil is removed or displaced from its original location by wind, water, or human activities such as farming or construction?
Soil erosion
Soil formation
Sedimentation
Photosynthesis
What is the gradual reduction or exhaustion of essential nutrients in soil or water, often caused by intensive farming or environmental factors?
Soil erosion
Nutrient depletion
Salinization
Desertification
What natural process regulates the Earth's temperature by trapping heat from the sun, acting like a blanket around the planet?
Photosynthesis
The greenhouse effect
Ozone layer protection
Plate tectonics
What do gases like carbon dioxide (CO2), methane (CH4), and water vapor in the atmosphere act as, trapping heat and warming the Earth?
Pollutants
Greenhouse gases
Ozone molecules
Oxygen compounds
What is the long-term increase in Earth's average surface temperature caused mainly by human activities like burning fossil fuels and deforestation?
Global warming
Global cooling
Acid rain
Ozone depletion
