Everyday Science MCQs

Environmental Science MCQs with Answers

what is the primary cause of air pollution in urban areas?
a) Carbon dioxide emissions from vehicles
b) Industrial emissions
c) Deforestation
d) Ozone depletion
Answer: a) Carbon dioxide emissions from vehicles

What is the major source of greenhouse gas emissions?
a) Agriculture
b) Industrial processes
c) Transportation
d) Energy production
Answer: d) Energy production

Which of the following is a non-renewable resource?
a) Solar energy
b) Wind energy
c) Natural gas
d) Geothermal energy
Answer: c) Natural gas

What is the main cause of deforestation?
a) Urbanization
b) Agricultural expansion
c) Mining activities
d) Industrialization
Answer: b) Agricultural expansion

What is the primary source of water pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: b) Agricultural runoff

Which of the following is an example of a renewable resource?
a) Fossil fuels
b) Nuclear energy
c) Biomass
d) Natural gas
Answer: c) Biomass

What is the primary cause of soil erosion?
a) Overgrazing
b) Deforestation
c) Urbanization
d) Mining activities
Answer: a) Overgrazing

What is the main source of marine pollution?
a) Oil spills
b) Plastic waste
c) Industrial discharge
d) Sewage disposal
Answer: b) Plastic waste

What is the primary cause of ozone depletion?
a) Carbon dioxide emissions
b) Industrial emissions
c) Deforestation
d) Chlorofluorocarbons (CFCs)
Answer: d) Chlorofluorocarbons (CFCs)

Which of the following is a sustainable farming practice?
a) Monocropping
b) Overuse of chemical fertilizers
c) Crop rotation
d) Excessive pesticide use
Answer: c) Crop rotation

What is the primary cause of biodiversity loss?
a) Climate change
b) Habitat destruction
c) Pollution
d) Overexploitation of species
Answer: b) Habitat destruction

What is the main source of indoor air pollution in developing countries?
a) Tobacco smoke
b) Cooking with solid fuels
c) Radon gas
d) Mold and mildew
Answer: b) Cooking with solid fuels

What is the primary cause of ocean acidification?
a) Carbon dioxide emissions
b) Oil spills
c) Industrial discharge
d) Overfishing
Answer: a) Carbon dioxide emissions

Which of the following is a renewable source of energy?
a) Coal
b) Natural gas
c) Nuclear power
d) Solar power
Answer: d) Solar power

What is the main cause of desertification?
a) Deforestation
b) Overgrazing
c) Urbanization
d) Agricultural expansion
Answer: b) Overgrazing

What is the primary cause of water scarcity?
a) Pollution
b) Deforestation
c) Overuse and wasteful practices
d) Climate change
Answer: c) Overuse and wasteful practices

Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Uranium
d) Hydropower
Answer: d) Hydropower

What is the main source of indoor air pollution in developed countries?
a) Tobacco smoke
b) Cooking with solid fuels
c) Radon gas
d) Mold and mildew
Answer: a) Tobacco smoke

What is the primary cause of acid rain?
a) Industrial emissions
b) Agricultural runoff
c) Deforestation
d) Volcanic eruptions
Answer: a) Industrial emissions

Which of the following is a sustainable transportation option?
a) Personal vehicle use
b) Air travel
c) Bicycle commuting
d) Diesel-powered buses
Answer: c) Bicycle commuting

What is the primary cause of soil salinization?
a) Overgrazing
b) Deforestation
c) Industrialization
d) Overuse of irrigation
Answer: d) Overuse of irrigation

What is the main source of noise pollution?
a) Industrial activities
b) Construction sites
c) Transportation
d) Entertainment venues
Answer: c) Transportation

What is the primary cause of coral reef degradation?
a) Pollution
b) Climate change
c) Overfishing
d) Coastal development
Answer: b) Climate change

What is the main source of hazardous waste?
a) Household waste
b) Industrial activities
c) Agricultural runoff
d) Mining operations
Answer: b) Industrial activities

Which of the following is a renewable resource?
a) Fossil fuels
b) Geothermal energy
c) Nuclear power
d) Oil
Answer: b) Geothermal energy

What is the primary cause of eutrophication in freshwater bodies?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: b) Agricultural runoff

Which of the following is a sustainable waste management practice?
a) Open burning of waste
b) Landfill disposal
c) Recycling
d) Ocean dumping
Answer: c) Recycling

What is the main cause of species extinction?
a) Pollution
b) Climate change
c) Habitat destruction
d) Overexploitation of species
Answer: c) Habitat destruction

What is the primary cause of thermal pollution in water bodies?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: a) Industrial discharge

Which of the following is a sustainable forestry practice?
a) Clear-cutting
b) Illegal logging
c) Reforestation
d) Overuse of chemical pesticides
Answer: c) Reforestation

What is the primary cause of noise pollution in urban areas?
a) Industrial activities
b) Construction sites
c) Traffic noise
d) Entertainment venues
Answer: c) Traffic noise

What is the main source of radioactive waste?
a) Nuclear power plants
b) Industrial activities
c) Mining operations
d) Medical facilities
Answer: a) Nuclear power plants

Which of the following is a renewable resource?
a) Coal
b) Natural gas
c) Solar energy
d) Oil
Answer: c) Solar energy

What is the primary cause of groundwater pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: b) Agricultural runoff

Which of the following is a sustainable urban planning practice?
a) Urban sprawl
b) Use of non-renewable building materials
c) Green building design
d) Lack of green spaces
Answer: c) Green building design

What is the primary cause of habitat fragmentation?
a) Pollution
b) Climate change
c) Deforestation
d) Urbanization
Answer: d) Urbanization

What is the main source of light pollution?
a) Streetlights
b) Industrial activities
c) Residential lighting
d) Advertising signs
Answer: c) Residential lighting

What is the primary cause of soil compaction?
a) Overgrazing
b) Deforestation
c) Urbanization
d) Agricultural practices
Answer: d) Agricultural practices

Which of the following is a sustainable water management practice?
a) Overuse and wasteful practices
b) Damming of rivers
c) Desalination
d) Rainwater harvesting
Answer: d) Rainwater harvesting

What is the main cause of indoor air pollution in developed countries?
a) Tobacco smoke
b) Cooking with solid fuels
c) Radon gas
d) Mold and mildew
Answer: a) Tobacco smoke

What is the primary cause of beach erosion?
a) Pollution
b) Climate change
c) Coastal development
d) Sand mining
Answer: c) Coastal development

What is the main source of soil contamination?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Chemical spills
Answer: d) Chemical spills

Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Uranium
d) Wind energy
Answer: d) Wind energy

What is the primary cause of plastic pollution in oceans?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Improper waste disposal
Answer: d) Improper waste disposal

Which of the following is a sustainable fishing practice?
a) Overfishing
b) Bottom trawling
c) Bycatch
d) Marine protected areas
Answer: d) Marine protected areas

What is the primary cause of noise pollution in rural areas?
a) Industrial activities
b) Agricultural machinery
c) Traffic noise
d) Entertainment venues
Answer: b) Agricultural machinery

What is the main source of electronic waste?
a) Household waste
b) Industrial activities
c) Construction waste
d) Consumer electronics
Answer: d) Consumer electronics

Which of the following is a renewable resource?
a) Oil
b) Coal
c) Natural gas
d) Solar energy
Answer: d) Solar energy

What is the primary cause of soil pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Improper waste disposal
Answer: d) Improper waste disposal

What is the main source of indoor air pollution in rural areas?
a) Tobacco smoke
b) Cooking with solid fuels
c) Radon gas
d) Mold and mildew
Answer: b) Cooking with solid fuels

What is the primary cause of water eutrophication?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: b) Agricultural runoff

Which of the following is a sustainable waste management practice?
a) Incineration of waste
b) Landfill disposal
c) Composting
d) Open dumping
Answer: c) Composting

What is the main cause of freshwater scarcity?
a) Pollution
b) Climate change
c) Overuse and wasteful practices
d) Deforestation
Answer: c) Overuse and wasteful practices

What is the primary cause of coastal pollution?
a) Oil spills
b) Industrial discharge
c) Agricultural runoff
d) Sewage disposal
Answer: c) Agricultural runoff

Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Nuclear energy
d) Hydropower
Answer: d) Hydropower

What is the primary cause of noise pollution in coastal areas?
a) Industrial activities
b) Construction sites
c) Traffic noise
d) Entertainment venues
Answer: c) Traffic noise

What is the main source of hazardous air pollutants?
a) Industrial activities
b) Residential emissions
c) Vehicle exhaust
d) Agricultural activities
Answer: a) Industrial activities

Which of the following is a renewable resource?
a) Oil
b) Natural gas
c) Coal
d) Biomass
Answer: d) Biomass

What is the primary cause of soil acidification?
a) Industrial activities
b) Agricultural practices
c) Mining operations
d) Overuse of chemical fertilizers
Answer: b) Agricultural practices

What is the main source of light pollution in urban areas?
a) Streetlights
b) Industrial activities
c) Residential lighting
d) Advertising signs
Answer: c) Residential lighting

What is the primary cause of marine habitat destruction?
a) Pollution
b) Climate change
c) Overfishing
d) Coastal development
Answer: d) Coastal development

Which of the following is a sustainable agriculture practice?
a) Overuse of chemical pesticides
b) Excessive irrigation
c) Organic farming
d) Monocropping
Answer: c) Organic farming

What is the primary cause of air pollution in rural areas?
a) Carbon dioxide emissions from vehicles
b) Industrial emissions
c) Deforestation
d) Biomass burning
Answer: d) Biomass burning

What is the main source of soil erosion in agricultural areas?
a) Overgrazing
b) Deforestation
c) Pesticide use
d) Water runoff
Answer: d) Water runoff

Which of the following is a sustainable energy option?
a) Fossil fuels
b) Nuclear power
c) Solar power
d) Oil
Answer: c) Solar power

What is the primary cause of air pollution in indoor environments?
a) Outdoor air pollution
b) Cooking with solid fuels
c) Tobacco smoke
d) Mold and mildew
Answer: b) Cooking with solid fuels

What is the main source of marine habitat degradation?
a) Pollution
b) Climate change
c) Overfishing
d) Coastal development
Answer: a) Pollution

Which of the following is a renewable resource?
a) Coal
b) Natural gas
c) Uranium
d) Wind energy
Answer: d) Wind energy

What is the primary cause of freshwater pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Answer: b) Agricultural runoff

What is the main source of solid waste?
a) Residential waste
b) Industrial waste
c) Construction waste
d) Hazardous waste
Answer: a) Residential waste

Which of the following is a sustainable transportation option?
a) Personal vehicle use
b) Air travel
c) Electric vehicles
d) Diesel-powered buses
Answer: c) Electric vehicles

What is the primary cause of forest degradation?
a) Deforestation
b) Climate change
c) Wildfires
d) Logging activities
Answer: d) Logging activities

What is the main source of indoor air pollution in developing countries?
a) Tobacco smoke
b) Cooking with solid fuels
c) Radon gas
d) Mold and mildew
Answer: b) Cooking with solid fuels

What is the primary cause of water pollution in coastal areas?
a) Oil spills
b) Industrial discharge
c) Agricultural runoff
d) Sewage disposal
Answer: c) Agricultural runoff

Which of the following is a renewable resource?
a) Fossil fuels
b) Nuclear energy
c) Biomass
d) Natural gas
Answer: c) Biomass

What is the primary cause of soil contamination in urban areas?
a) Industrial discharge
b) Construction activities
c) Vehicle emissions
d) Improper waste disposal
Answer: d) Improper waste disposal

What is the main source of noise pollution in industrial areas?
a) Industrial activities
b) Construction sites
c) Traffic noise
d) Entertainment venues
Answer: a) Industrial activities

Which of the following is a renewable resource?
a) Oil
b) Natural gas
c) Coal
d) Solar energy
Answer: d) Solar energy

What is the primary cause of freshwater habitat destruction?
a) Pollution
b) Climate change
c) Overfishing
d) Dam construction
Answer: d) Dam construction

Which of the following is a sustainable waste management practice?
a) Open burning of waste
b) Landfill disposal
c) Recycling
d) Ocean dumping
Answer: c) Recycling

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