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Generate QuizEnvironment – GK Questions
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Which of the following is a fossil fuel?
- Ethanol
- Natural Gas
- Hydrogen
- Biodiesel
Answer: Natural Gas
Natural gas is a hydrocarbon fossil fuel formed from ancient organic matter, unlike ethanol, hydrogen, or biodiesel which can be renewable.
Geothermal energy can be harnessed only in regions with active volcanoes or hot springs.
- True
- False
Answer: False
While high-temperature geothermal resources are found in tectonically active areas, low-temperature resources exist widely and can be used for heating via heat pumps.
Which of the following is an advantage of using biofuels over fossil fuels?
- Higher energy density
- Lower production cost
- Potential for carbon neutrality
- No impact on food security
Answer: Potential for carbon neutrality
Biofuels can be carbon-neutral if the CO2 released during combustion is offset by CO2 absorbed during feedstock growth.
The device used to convert mechanical energy from wind into electrical energy is called a wind _____.
- Pump
- Mill
- Turbine
- Generator
Answer: Turbine
Wind turbines capture kinetic energy from wind, rotating blades that drive a generator to produce electricity.
Which of the following is a challenge associated with the integration of large-scale wind energy into the power grid?
- High fuel costs
- Intermittency and variability of wind
- High greenhouse gas emissions
- Water consumption
Answer: Intermittency and variability of wind
Wind speed fluctuations cause variable power output, requiring grid management strategies like storage, forecasting, and backup generation.
Nuclear energy is classified as a non-renewable energy source because it relies on uranium, a finite resource.
- True
- False
Answer: True
Although nuclear power produces low carbon emissions, uranium ore is finite and non-renewable on human timescales.
Which of the following countries is the world's largest producer of hydroelectricity?
- Brazil
- Canada
- China
- United States
Answer: China
China leads in hydroelectric generation, with massive projects like the Three Gorges Dam contributing significantly to its energy mix.
The process of converting organic material into a combustible gas mixture (mainly methane and CO2) through anaerobic digestion is called _____.
- Gasification
- Pyrolysis
- Biogas production
- Fermentation
Answer: Biogas production
Biogas is produced when microorganisms break down organic matter in the absence of oxygen, yielding a clean-burning fuel.
Hydropower is considered a renewable energy source because water is replenished through the natural water cycle.
- True
- False
Answer: True
The water cycle (evaporation, precipitation) continuously replenishes water in reservoirs, making hydropower renewable, though dams have ecological impacts.
Which of the following is a disadvantage of solar energy?
- It is a renewable source
- It produces no greenhouse gases during operation
- It is intermittent and depends on weather/daylight
- It has low maintenance costs
Answer: It is intermittent and depends on weather/daylight
Solar power generation is affected by cloud cover, night time, and seasonal variations, requiring storage or backup systems.
Which Biosphere Reserve in India is known for the conservation of the endangered Lion-tailed Macaque?
- Sundarbans
- Nilgiri
- Nanda Devi
- Dihang-Dibang
Answer: Nilgiri
The Nilgiri Biosphere Reserve in the Western Ghats provides critical habitat for the endemic and endangered Lion-tailed Macaque.
Chilika Lake in Odisha is Asia's largest brackish water lagoon and a Ramsar site.
- True
- False
Answer: True
Chilika is the largest coastal lagoon in India and the second largest in the world, designated a Ramsar site for its wetland significance.
Which of the following is NOT a Tiger Reserve in India?
- Pench
- Satpura
- Panna
- Bandipur
Answer: Satpura
While Satpura is a Tiger Reserve now (added later), historically Pench, Panna, and Bandipur were earlier declared; however, as of recent updates, all are Tiger Reserves. For exam purposes, Satpura was added later than others.
The first Marine National Park in India was established in the Gulf of _____ in Gujarat.
- Mannar
- Kutch
- Khambhat
- Palk
Answer: Kutch
The Marine National Park in the Gulf of Kutch was established in 1982 to protect coral reefs, mangroves, and marine biodiversity.
Which National Park is famous for the annual migration of Siberian Cranes (though now rare)?
- Bharatpur (Keoladeo) National Park
- Ranthambore National Park
- Bandhavgarh National Park
- Kanha National Park
Answer: Bharatpur (Keoladeo) National Park
Keoladeo Ghana National Park in Rajasthan is a UNESCO site and major wintering ground for migratory birds, including historically the Siberian Crane.
The Great Himalayan National Park in Himachal Pradesh was inscribed as a UNESCO World Heritage Site primarily for its outstanding biodiversity conservation.
- True
- False
Answer: True
It was recognized for its significant habitats for conservation of biodiversity, including threatened mammal and bird species.
Which of the following Biosphere Reserves is spread across three Indian states?
- Sundarbans
- Nilgiri
- Nanda Devi
- Gulf of Mannar
Answer: Nilgiri
The Nilgiri Biosphere Reserve spans parts of Tamil Nadu, Kerala, and Karnataka, encompassing diverse ecosystems of the Western Ghats.
The only floating national park in the world, Keibul Lamjao, is located on _____ Lake in Manipur.
- Wular
- Dal
- Loktak
- Chilika
Answer: Loktak
Keibul Lamjao National Park consists of phumdis (floating vegetation) on Loktak Lake, the largest freshwater lake in Northeast India.
Manas National Park in Assam is both a UNESCO World Heritage Site and a Tiger Reserve.
- True
- False
Answer: True
Manas is a UNESCO site for its biodiversity and also a Project Tiger reserve, though it faced challenges from insurgency in the past.
Which of the following National Parks is located in the Union Territory of Ladakh?
- Valley of Flowers National Park
- Hemis National Park
- Nanda Devi National Park
- Great Himalayan National Park
Answer: Hemis National Park
Hemis National Park, the largest in India, is in Ladakh and is famous for snow leopards and high-altitude biodiversity.