Câu 1: What is the main cause of global warming?

A. Excess greenhouse gases released from human activities.

B. Natural cooling of the Earth.

C. Reduction in industrial production.

D. Decrease in solar radiation.

Câu 2: Why is using renewable energy important for sustainable living?

A. It reduces dependence on fossil fuels and lowers carbon emissions.

B. It increases the cost of living unnecessarily.

C. It replaces all forms of transportation.

D. It reduces food production globally.

Câu 3: What is meant by sustainable living?

A. Using resources in ways that meet present needs without harming future generations.

B. Using as much as possible before supplies run out.

C. Focusing only on industrial development.

D. Ignoring environmental protection efforts.

Câu 4: How does planting trees help protect the environment?

A. Trees absorb carbon dioxide and provide oxygen.

B. Trees increase greenhouse gas levels.

C. Trees only serve decorative purposes.

D. Trees replace all other energy sources.

Câu 5: Why is water conservation necessary for sustainable living?

A. It ensures fresh water is available for future needs and prevents shortages.

B. It reduces the importance of water in daily life.

C. It increases water pollution.

D. It replaces the need for rainfall.

Câu 6: What is one negative effect of deforestation?

A. Loss of biodiversity and disruption of ecosystems.

B. Increase in available land for nature reserves.

C. Reduction of air pollution.

D. Promotion of healthy living conditions.

Câu 7: Why is reducing single-use plastic important for the environment?

A. It minimizes plastic waste that pollutes land and oceans.

B. It focuses only on increasing consumer costs.

C. It limits production of all types of materials.

D. It increases wildlife population.

Câu 8: How does recycling help conserve natural resources?

A. It allows materials to be reused instead of using new raw materials.

B. It increases energy consumption.

C. It reduces the quality of products.

D. It replaces water usage in agriculture.

Câu 9: What is the greenhouse effect?

A. Trapping of heat in the Earth’s atmosphere by certain gases.

B. Cooling of the planet due to wind currents.

C. Increase in snowfall and ice formation globally.

D. Reduction of sunlight reaching the Earth’s surface.

Câu 10: Why is protecting endangered species important for the environment?

A. It maintains biodiversity and ecosystem balance.

B. It limits food chain development.

C. It increases pollution levels.

D. It replaces sustainable farming techniques.

Câu 11: What is one effect of climate change on weather patterns?

A. Increased frequency of extreme weather events like storms and droughts.

B. Stabilization of global temperatures.

C. Reduction in desert areas.

D. Increase in consistent rainfall worldwide.

Câu 12: Why should people switch to public transportation or bicycles?

A. It reduces air pollution and traffic congestion.

B. It increases personal expenses unnecessarily.

C. It limits city development.

D. It replaces all road maintenance.

Câu 13: How does composting contribute to sustainable living?

A. It recycles organic waste into nutrient-rich soil.

B. It increases landfill waste.

C. It reduces the need for food production.

D. It limits water usage.

Câu 14: What is the purpose of Earth Hour?

A. To raise awareness about energy conservation by turning off lights for one hour.

B. To celebrate industrial development.

C. To increase global water usage.

D. To replace all power sources with candles.

Câu 15: Why is limiting industrial waste important for environmental protection?

A. It prevents soil, air, and water pollution from harmful chemicals.

B. It focuses only on recycling metals.

C. It replaces sustainable agriculture.

D. It reduces wildlife habitats.

Câu 16: How does using energy-efficient appliances help the environment?

A. They consume less electricity, reducing power plant emissions.

B. They increase electricity bills.

C. They focus only on cooling devices.

D. They replace all traditional appliances immediately.

Câu 17: What is carbon footprint?

A. The total amount of greenhouse gases produced by an individual, organization, or product.

B. The amount of carbon found in forests.

C. A type of renewable energy.

D. A measurement of forest size.

Câu 18: Why is waste sorting important in recycling programs?

A. It separates materials for proper recycling and reduces contamination.

B. It increases landfill size.

C. It limits community participation.

D. It replaces composting completely.

Câu 19: How does turning off unused electrical devices support energy conservation?

A. It saves electricity and reduces unnecessary power usage.

B. It damages electronic devices.

C. It increases electricity production needs.

D. It replaces solar panels.

Câu 20: What is eco-tourism?

A. Responsible travel that conserves the environment and respects local cultures.

B. Travel focusing only on luxury hotels.

C. Tourism that increases waste and pollution.

D. A form of industrial transportation.

Câu 21: Why is using reusable bags better than single-use plastic bags?

A. It reduces plastic waste and protects wildlife from pollution.

B. It increases shopping costs unnecessarily.

C. It limits access to modern products.

D. It replaces all traditional shopping methods.

Câu 22: How does solar energy support sustainable living?

A. It provides renewable power without producing greenhouse gases.

B. It increases dependency on fossil fuels.

C. It limits use to large factories only.

D. It replaces recycling programs completely.

Câu 23: What is the main purpose of the 3Rs: Reduce, Reuse, Recycle?

A. To minimize waste and conserve resources in daily life.

B. To replace local traditions.

C. To increase the use of non-renewable resources.

D. To focus only on industrial areas.

Câu 24: Why is reducing food waste important for the environment?

A. It conserves energy, water, and reduces methane from landfills.

B. It increases supermarket sales.

C. It limits agricultural production unnecessarily.

D. It replaces healthy eating habits.

Câu 25: How does afforestation benefit the planet?

A. It increases forest cover, helping absorb carbon dioxide and protect biodiversity.

B. It focuses only on wood production.

C. It limits urban development.

D. It reduces soil quality.

Câu 26: What is the best way to reduce electronic waste?

A. Repair, donate, or recycle old electronic devices instead of throwing them away.

B. Burn unused electronics.

C. Store all old electronics at home forever.

D. Replace devices every month unnecessarily.

Câu 27: Why is conserving marine life important for environmental balance?

A. It maintains food chains and supports ocean ecosystems.

B. It focuses only on aquariums.

C. It limits international trade.

D. It replaces farming industries.

Câu 28: How do green roofs help in sustainable city design?

A. They reduce heat, absorb rainwater, and improve air quality in urban areas.

B. They focus only on building decoration.

C. They replace transportation systems.

D. They reduce building safety.

Câu 29: Why is protecting wetlands crucial for the environment?

A. Wetlands filter water, provide habitats, and prevent flooding.

B. They limit plant growth.

C. They increase desert areas.

D. They replace lakes and rivers.

Câu 30: How does walking or cycling to school contribute to sustainable living?

A. It reduces carbon emissions and promotes a healthy lifestyle.

B. It increases traffic congestion.

C. It limits personal freedom unnecessarily.

D. It replaces public transportation entirely.

Câu 31: What is the main advantage of biodegradable products?

A. They break down naturally without harming the environment.

B. They increase landfill pollution.

C. They limit industrial production.

D. They replace renewable energy usage.

Câu 32: Why is protecting the ozone layer important for life on Earth?

A. It blocks harmful ultraviolet radiation from the sun.

B. It increases greenhouse gas levels.

C. It limits weather changes.

D. It replaces solar energy systems.

Câu 33: How does saving paper contribute to environmental protection?

A. It reduces deforestation and energy used in paper production.

B. It increases school expenses unnecessarily.

C. It replaces electronic communication.

D. It limits creativity in education.

Câu 34: Why is reducing meat consumption considered eco-friendly?

A. It lowers greenhouse gas emissions from livestock farming.

B. It limits protein intake dangerously.

C. It replaces all traditional food cultures.

D. It reduces farming employment opportunities.

Câu 35: How do LED lights support energy conservation?

A. They use less electricity and last longer than traditional bulbs.

B. They reduce lighting quality.

C. They increase heat production.

D. They replace solar panels.

Câu 36: Why is global cooperation necessary to solve environmental problems?

A. Environmental issues like climate change affect all countries equally.

B. It limits national policies unnecessarily.

C. It replaces local government decisions.

D. It focuses only on industrial countries.

Câu 37: How does reducing packaging waste support sustainability?

A. It decreases landfill size and resource usage in production.

B. It limits product availability unnecessarily.

C. It replaces online shopping entirely.

D. It reduces product safety.

Câu 38: Why is renewable energy called “clean energy”?

A. It produces no harmful emissions during use.

B. It eliminates all energy needs completely.

C. It focuses only on fashion industries.

D. It limits energy supply to small communities.

Câu 39: What is upcycling?

A. Turning waste materials into new, useful products creatively.

B. Throwing away old products quickly.

C. Replacing all recycling centers with landfills.

D. Storing old products indefinitely.

Câu 40: How does eco-friendly architecture benefit modern cities?

A. It combines energy-saving design, renewable materials, and green spaces.

B. It limits access to affordable housing.

C. It replaces public parks entirely.

D. It increases construction waste.

Câu 41: Why is reducing air pollution essential for public health?

A. It lowers respiratory diseases and improves overall air quality.

B. It limits industrial development unnecessarily.

C. It replaces medical treatment completely.

D. It increases greenhouse gas emissions.

Câu 42: How do smart grids contribute to sustainable living?

A. They optimize energy distribution, reducing waste and improving efficiency.

B. They focus only on entertainment systems.

C. They replace renewable energy completely.

D. They limit access to electricity in rural areas.

Câu 43: Why is using eco-friendly detergents better for the environment?

A. They reduce water pollution and harm to aquatic life.

B. They eliminate the need for cleaning products.

C. They focus only on fragrance.

D. They limit product availability.

Câu 44: How does environmental education support sustainable living?

A. It raises awareness and promotes responsible behavior in society.

B. It focuses only on university students.

C. It limits interest in technology.

D. It replaces other school subjects.

Câu 45: Why is protecting coral reefs important for marine ecosystems?

A. They provide habitat for countless species and protect coastal areas.

B. They limit ocean biodiversity.

C. They focus only on tourism industries.

D. They replace deep-sea fishing.

Câu 46: How does using public recycling bins help the environment?

A. It encourages proper waste sorting and reduces littering.

B. It increases landfill waste.

C. It replaces private recycling programs.

D. It limits individual responsibility.

Câu 47: Why is monitoring deforestation rates important?

A. It helps prevent illegal logging and protects natural habitats.

B. It focuses only on forest tourism.

C. It limits building materials.

D. It replaces renewable energy sources.

Câu 48: How do green public transportation systems reduce carbon emissions?

A. By using electric or hybrid vehicles instead of fossil fuels.

B. By focusing only on luxury transport.

C. By limiting travel distances unnecessarily.

D. By increasing private car use.

Câu 49: Why is it important to protect natural parks and reserves?

A. They preserve wildlife, natural beauty, and biodiversity for future generations.

B. They limit access to natural resources.

C. They replace urban development entirely.

D. They reduce eco-tourism opportunities.

Câu 50: How does reducing household waste contribute to environmental protection?

A. It lowers landfill pollution and conserves resources.

B. It limits access to basic products.

C. It replaces all shopping habits.

D. It increases waste management costs.

Câu 51: Why is climate action considered a global priority?

A. Climate change affects health, economy, and ecosystems worldwide.

B. It focuses only on cold countries.

C. It limits agricultural development.

D. It replaces all local government functions.

Câu 52: How does water-efficient irrigation support sustainable farming?

A. It conserves water and improves crop yields with less waste.

B. It limits farming to certain regions only.

C. It replaces all traditional farming tools.

D. It increases the need for fertilizers.

Câu 53: Why is developing green technologies important for future industries?

A. It promotes sustainable growth while protecting the environment.

B. It limits innovation unnecessarily.

C. It focuses only on large corporations.

D. It reduces employment opportunities.

Câu 54: How do local community clean-up events benefit the environment?

A. They reduce litter, raise awareness, and improve public spaces.

B. They focus only on private properties.

C. They replace government waste services completely.

D. They limit social activities.

Câu 55: Why is using reusable water bottles considered eco-friendly?

A. It reduces plastic waste from single-use bottles.

B. It increases water usage.

C. It limits hydration options.

D. It replaces filtered water systems.

Câu 56: How does rainwater harvesting contribute to sustainable water use?

A. It collects rain for non-drinking purposes like gardening or cleaning.

B. It replaces municipal water systems.

C. It limits access to clean drinking water.

D. It increases roof maintenance.

Câu 57: Why is using natural lighting in buildings beneficial?

A. It saves energy and improves indoor environments.

B. It increases electricity bills.

C. It limits building safety.

D. It replaces artificial lights entirely.

Câu 58: How does reducing paper usage support forest conservation?

A. It reduces the demand for tree cutting and promotes digital alternatives.

B. It limits educational resources unnecessarily.

C. It focuses only on artistic products.

D. It replaces all traditional communication forms.

Câu 59: Why is using bicycles promoted in sustainable cities?

A. Bicycles produce no emissions and help reduce traffic.

B. They increase parking space problems.

C. They limit city size expansion.

D. They replace all public transport.

Câu 60: How do energy-saving habits in schools contribute to sustainability?

A. They teach responsibility and reduce unnecessary energy use.

B. They replace learning time with maintenance tasks.

C. They limit the use of computers.

D. They increase school fees.