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Generate QuizEnvironment – Easy Level – GK Questions
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International Mountain Day is observed on December 11 to promote sustainable development in mountain regions.
- True
- False
Answer: True
Designated by the UN, this day highlights the importance of mountains for biodiversity, water resources, climate regulation, and livelihoods of mountain communities.
International Coastal Cleanup Day is typically observed on which day to mobilize volunteers for removing marine debris?
- First Monday of January
- Third Saturday of September
- Last Sunday of December
- April 1 every year
Answer: Third Saturday of September
Organized by Ocean Conservancy, this global event engages millions of volunteers to collect trash from beaches and waterways, raising awareness about ocean pollution.
World Soil Day is observed on December 5 to highlight the importance of healthy soil for sustainable agriculture and ecosystems.
- True
- False
Answer: True
Designated by the UN, World Soil Day promotes sustainable soil management practices to combat soil degradation and ensure food security.
International Day for Biological Diversity is celebrated on May 22 to promote awareness of biodiversity issues.
- True
- False
Answer: True
Designated by the UN, this day commemorates the adoption of the Convention on Biological Diversity and encourages action to protect species and ecosystems.
World Water Day is observed annually on which date to highlight the importance of freshwater resources?
- March 8
- March 22
- April 22
- June 5
Answer: March 22
Established by the UN in 1993, World Water Day focuses on sustainable management of freshwater and raising awareness about water-related challenges.
The 'World Air Quality Report' is published annually by IQAir, ranking cities and countries based on PM2.5 concentrations.
- True
- False
Answer: True
IQAir aggregates data from government monitoring stations and community sensors to provide comparative air quality assessments globally.
Which index measures a country's progress toward achieving the United Nations Sustainable Development Goals (SDGs)?
- Human Development Index
- SDG Index
- Global Competitiveness Index
- Corruption Perceptions Index
Answer: SDG Index
The SDG Index, published by the Sustainable Development Solutions Network, tracks countries' performance across all 17 SDGs with specific indicators.
The 'Living Planet Report' published by WWF uses the Living Planet Index to track global biodiversity trends.
- True
- False
Answer: True
The Living Planet Index measures changes in abundance of vertebrate species populations globally, serving as a key indicator of biodiversity health.
The 'Right to Information Act, 2005' can be used by citizens to seek information on environmental clearances and pollution data from public authorities.
- True
- False
Answer: True
RTI empowers citizens to access government records, enhancing transparency, accountability, and public participation in environmental governance.
Which of the following is a function of the State Pollution Control Board (SPCB)?
- Granting mining leases
- Granting consent to establish and operate for industries under Water and Air Acts
- Managing national parks
- Regulating international trade
Answer: Granting consent to establish and operate for industries under Water and Air Acts
SPCBs implement pollution control laws at state level, monitor compliance, and enforce standards for industrial and municipal discharges.
The 'Public Trust Doctrine' holds that certain natural resources are preserved for public use, and the government must protect them for public benefit.
- True
- False
Answer: True
Indian courts have applied this doctrine to safeguard rivers, forests, and other ecological assets from privatization or degradation, ensuring intergenerational equity.
The 'Beehive' model of rural electrification promotes community-managed microgrids powered by renewable sources.
- True
- False
Answer: True
Such decentralized models empower local communities to own and operate energy systems, ensuring reliability and affordability in remote areas.
Which of the following is a renewable source of energy?
- Coal
- Natural gas
- Wind power
- Nuclear fission
Answer: Wind power
Wind energy harnesses kinetic energy from air movement using turbines, providing clean electricity without fuel costs or direct emissions.
Solar photovoltaic cells convert sunlight directly into electricity without moving parts or emissions during operation.
- True
- False
Answer: True
PV technology uses semiconductor materials to generate electric current from photons, offering clean, decentralized energy with minimal maintenance.
Crop rotation helps in breaking pest cycles, improving soil fertility, and reducing erosion.
- True
- False
Answer: True
Rotating crops with different nutrient needs and growth habits enhances soil structure, reduces disease buildup, and optimizes resource use.
Which of the following is a benefit of using biofertilizers in agriculture?
- Increasing soil salinity
- Enhancing nutrient availability through nitrogen fixation or phosphate solubilization
- Killing beneficial soil microbes
- Causing soil compaction
Answer: Enhancing nutrient availability through nitrogen fixation or phosphate solubilization
Biofertilizers containing beneficial microbes improve soil fertility naturally, reducing dependence on chemical fertilizers and promoting sustainable agriculture.
Integrated Pest Management (IPM) combines biological, cultural, and chemical methods to control pests with minimal environmental impact.
- True
- False
Answer: True
IPM emphasizes prevention, monitoring, and targeted interventions, reducing reliance on broad-spectrum pesticides and protecting beneficial organisms.
Chlorofluorocarbons (CFCs) are stable in the troposphere but break down in the stratosphere, releasing chlorine atoms that destroy ozone.
- True
- False
Answer: True
UV radiation in the stratosphere cleaves CFCs, releasing chlorine radicals that catalytically destroy ozone molecules, depleting the ozone layer.
Which of the following is a common method for removing heavy metals from industrial wastewater?
- Filtration through sand only
- Chemical precipitation, ion exchange, or adsorption
- Dilution with clean water
- Evaporation to dryness
Answer: Chemical precipitation, ion exchange, or adsorption
These treatment methods convert dissolved metals into insoluble forms or bind them to media for removal, preventing aquatic toxicity.
pH is a measure of the acidity or alkalinity of a solution, with 7 being neutral.
- True
- False
Answer: True
pH scale ranges from 0 (highly acidic) to 14 (highly alkaline); most natural waters have pH between 6.5 and 8.5, suitable for aquatic life.