MCQ 101:
What is a major contributor to air pollution in urban areas?
A) Renewable energy sources
B) Vehicle emissions
C) Afforestation
D) Wildlife conservation
Answer: B) Vehicle emissions
Explanation: Vehicle emissions are a significant source of air pollution in cities, contributing to health problems and environmental degradation.
MCQ 102:
Which of the following is a non-renewable resource?
A) Wind energy
B) Natural gas
C) Solar energy
D) Biomass
Answer: B) Natural gas
Explanation: Natural gas is a fossil fuel and a non-renewable resource, meaning it is finite and cannot be replenished on a human timescale.
MCQ 103:
What is the primary benefit of organic farming?
A) Higher chemical use
B) Improved soil health and biodiversity
C) Monoculture practices
D) Increased reliance on synthetic fertilizers
Answer: B) Improved soil health and biodiversity
Explanation: Organic farming promotes practices that enhance soil health, increase biodiversity, and reduce environmental impact.
MCQ 104:
What does the term “carbon footprint” refer to?
A) The total amount of carbon in the atmosphere
B) The amount of carbon dioxide emissions produced by an individual or organization
C) The carbon stored in forests
D) The carbon used in agriculture
Answer: B) The amount of carbon dioxide emissions produced by an individual or organization
Explanation: A carbon footprint measures the total greenhouse gas emissions caused directly or indirectly by an individual, organization, event, or product.
MCQ 105:
Which of the following is a consequence of climate change on wildlife?
A) Increased food sources
B) Habitat loss and altered migration patterns
C) Decreased extinction rates
D) Enhanced reproductive success
Answer: B) Habitat loss and altered migration patterns
Explanation: Climate change affects wildlife by altering habitats and disrupting migration patterns, leading to potential declines in species populations.
MCQ 106:
What is the main goal of the Circular Economy?
A) To promote linear production processes
B) To minimize waste and maximize resource use
C) To increase reliance on fossil fuels
D) To enhance consumerism
Answer: B) To minimize waste and maximize resource use
Explanation: The Circular Economy aims to create a closed-loop system where resources are reused, recycled, and regenerated to reduce waste and environmental impact.
MCQ 107:
Which of the following gases is primarily responsible for ozone depletion?
A) Methane
B) Carbon dioxide
C) Chlorofluorocarbons (CFCs)
D) Nitrous oxide
Answer: C) Chlorofluorocarbons (CFCs)
Explanation: CFCs are synthetic compounds that contribute to the depletion of the ozone layer, which protects the Earth from harmful UV radiation.
MCQ 108:
What is the primary purpose of a carbon trading system?
A) To reduce the price of carbon
B) To promote fossil fuel consumption
C) To incentivize reductions in greenhouse gas emissions
D) To increase industrial production
Answer: C) To incentivize reductions in greenhouse gas emissions
Explanation: Carbon trading systems allow companies to buy and sell carbon emission allowances, creating a financial incentive to reduce emissions.
MCQ 109:
Which of the following is an effect of urban heat islands?
A) Decreased energy consumption
B) Increased temperatures in urban areas compared to rural surroundings
C) Improved air quality
D) Enhanced biodiversity
Answer: B) Increased temperatures in urban areas compared to rural surroundings
Explanation: Urban heat islands result from human activities and infrastructure, causing cities to experience higher temperatures than their rural counterparts.
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