Environmental Science MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Environmental Science MCQs for Preparation.
The student can clear their concepts for Environmental Science online quiz by attempting it. Doing MCQs based Environmental Science will help you to check your understanding and identify areas of improvement.
Environmental Science Online 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
What is the major source of greenhouse gas emissions?
a) Agriculture
b) Industrial processes
c) Transportation
d) Energy production
Which of the following is a non-renewable resource?
a) Solar energy
b) Wind energy
c) Natural gas
d) Geothermal energy
What is the main cause of deforestation?
a) Urbanization
b) Agricultural expansion
c) Mining activities
d) Industrialization
What is the primary source of water pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Which of the following is an example of a renewable resource?
a) Fossil fuels
b) Nuclear energy
c) Biomass
d) Natural gas
What is the primary cause of soil erosion?
a) Overgrazing
b) Deforestation
c) Urbanization
d) Mining activities
What is the main source of marine pollution?
a) Oil spills
b) Plastic waste
c) Industrial discharge
d) Sewage disposal
What is the primary cause of ozone depletion?
a) Carbon dioxide emissions
b) Industrial emissions
c) Deforestation
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
What is the primary cause of biodiversity loss?
a) Climate change
b) Habitat destruction
c) Pollution
d) Overexploitation of species
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
What is the primary cause of ocean acidification?
a) Carbon dioxide emissions
b) Oil spills
c) Industrial discharge
d) Overfishing
Which of the following is a renewable source of energy?
a) Coal
b) Natural gas
c) Nuclear power
d) Solar power
What is the main cause of desertification?
a) Deforestation
b) Overgrazing
c) Urbanization
d) Agricultural expansion
What is the primary cause of water scarcity?
a) Pollution
b) Deforestation
c) Overuse and wasteful practices
d) Climate change
Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Uranium
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
What is the primary cause of acid rain?
a) Industrial emissions
b) Agricultural runoff
c) Deforestation
d) Volcanic eruptions
Which of the following is a sustainable transportation option?
a) Personal vehicle use
b) Air travel
c) Bicycle commuting
d) Diesel-powered buses
What is the primary cause of soil salinization?
a) Overgrazing
b) Deforestation
c) Industrialization
d) Overuse of irrigation
What is the main source of noise pollution?
a) Industrial activities
b) Construction sites
c) Transportation
d) Entertainment venues
What is the primary cause of coral reef degradation?
a) Pollution
b) Climate change
c) Overfishing
d) Coastal development
What is the main source of hazardous waste?
a) Household waste
b) Industrial activities
c) Agricultural runoff
d) Mining operations
Which of the following is a renewable resource?
a) Fossil fuels
b) Geothermal energy
c) Nuclear power
d) Oil
What is the primary cause of eutrophication in freshwater bodies?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Which of the following is a sustainable waste management practice?
a) Open burning of waste
b) Landfill disposal
c) Recycling
d) Ocean dumping
What is the main cause of species extinction?
a) Pollution
b) Climate change
c) Habitat destruction
d) Overexploitation of species
What is the primary cause of thermal pollution in water bodies?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Which of the following is a sustainable forestry practice?
a) Clear-cutting
b) Illegal logging
c) Reforestation
d) Overuse of chemical pesticides
What is the primary cause of noise pollution in urban areas?
a) Industrial activities
b) Construction sites
c) Traffic noise
d) Entertainment venues
What is the main source of radioactive waste?
a) Nuclear power plants
b) Industrial activities
c) Mining operations
d) Medical facilities
Which of the following is a renewable resource?
a) Coal
b) Natural gas
c) Solar energy
d) Oil
What is the primary cause of groundwater pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
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
What is the primary cause of habitat fragmentation?
a) Pollution
b) Climate change
c) Deforestation
d) Urbanization
What is the main source of light pollution?
a) Streetlights
b) Industrial activities
c) Residential lighting
d) Advertising signs
What is the primary cause of soil compaction?
a) Overgrazing
b) Deforestation
c) Urbanization
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
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
What is the primary cause of beach erosion?
a) Pollution
b) Climate change
c) Coastal development
d) Sand mining
What is the main source of soil contamination?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Chemical spills
Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Uranium
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
Which of the following is a sustainable fishing practice?
a) Overfishing
b) Bottom trawling
c) Bycatch
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
What is the main source of electronic waste?
a) Household waste
b) Industrial activities
c) Construction waste
d) Consumer electronics
Which of the following is a renewable resource?
a) Oil
b) Coal
c) Natural gas
d) Solar energy
What is the primary cause of soil pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
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
What is the primary cause of water eutrophication?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
Which of the following is a sustainable waste management practice?
a) Incineration of waste
b) Landfill disposal
c) Composting
d) Open dumping
What is the main cause of freshwater scarcity?
a) Pollution
b) Climate change
c) Overuse and wasteful practices
d) Deforestation
What is the primary cause of coastal pollution?
a) Oil spills
b) Industrial discharge
c) Agricultural runoff
d) Sewage disposal
Which of the following is a renewable resource?
a) Natural gas
b) Coal
c) Nuclear energy
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
What is the main source of hazardous air pollutants?
a) Industrial activities
b) Residential emissions
c) Vehicle exhaust
d) Agricultural activities
Which of the following is a renewable resource?
a) Oil
b) Natural gas
c) Coal
d) Biomass
What is the primary cause of soil acidification?
a) Industrial activities
b) Agricultural practices
c) Mining operations
d) Overuse of chemical fertilizers
What is the main source of light pollution in urban areas?
a) Streetlights
b) Industrial activities
c) Residential lighting
d) Advertising signs
What is the primary cause of marine habitat destruction?
a) Pollution
b) Climate change
c) Overfishing
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
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
What is the main source of soil erosion in agricultural areas?
a) Overgrazing
b) Deforestation
c) Pesticide use
d) Water runoff
Which of the following is a sustainable energy option?
a) Fossil fuels
b) Nuclear power
c) Solar power
d) Oil
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
What is the main source of marine habitat degradation?
a) Pollution
b) Climate change
c) Overfishing
d) Coastal development
Which of the following is a renewable resource?
a) Coal
b) Natural gas
c) Uranium
d) Wind energy
What is the primary cause of freshwater pollution?
a) Industrial discharge
b) Agricultural runoff
c) Oil spills
d) Sewage disposal
What is the main source of solid waste?
a) Residential waste
b) Industrial waste
c) Construction waste
d) Hazardous waste
Which of the following is a sustainable transportation option?
a) Personal vehicle use
b) Air travel
c) Electric vehicles
d) Diesel-powered buses
What is the primary cause of forest degradation?
a) Deforestation
b) Climate change
c) Wildfires
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
What is the primary cause of water pollution in coastal areas?
a) Oil spills
b) Industrial discharge
c) Agricultural runoff
d) Sewage disposal
Which of the following is a renewable resource?
a) Fossil fuels
b) Nuclear energy
c) Biomass
d) Natural gas
What is the primary cause of soil contamination in urban areas?
a) Industrial discharge
b) Construction activities
c) Vehicle emissions
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
Which of the following is a renewable resource?
a) Oil
b) Natural gas
c) Coal
d) Solar energy
What is the primary cause of freshwater habitat destruction?
a) Pollution
b) Climate change
c) Overfishing
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