Loading...
16 questions from UPSC CSE Prelims GS Paper 1 on Renewable Energy & Green Technologies (Environment & Ecology). Spanning from 1995 to 2023. Practice with show/hide answers and detailed explanations.
16
Questions
12
Years
5
Easy
9
Moderate
Practice these questions in quiz mode
Based on 16 questions across 12 years, UPSC has consistently tested aspirants' understanding of Renewable Energy & Green Technologies within the broader Environment & Ecology syllabus. The questions range from factual recall to application-based analysis.
Recent trends show UPSC moving towards statement-based questions that combine multiple aspects of Renewable Energy & Green Technologies. Aspirants should focus on understanding concepts rather than memorizing isolated facts.
Q: Consider the following heavy industries : 1. Fertilizer plants 2. Oil refineries 3. Steel plants Green hydrogen is expected to play a significant role in decarbonizing how many of the above industries?
Q: Consider the following statements: 1. Gujarat has the largest solar park in India. 2. Kerala has a fully solar powered International Airport. 3. Goa has the largest floating solar photovoltaic project in India. Which of the statements given above is/are correct?
Q: Steel slag can be the material for which of the following ?
Q: In rural road construction, the use of which of the following is preferred for ensuring environmental sustainability or to reduce carbon footprint? 1. Copper slag 2. Cold mix asphalt technology 3. Geotextiles 4. Hot mix asphalt technology 5. Portland cement Select the correct answer using the code given below:
Q: According to India's National Policy on Biofuels, which of the following can be used as raw material for the production of biofuels? 1. Cassava 2. Damaged wheat grains 3. Groundnut seeds 4. Horse gram 5. Rotten potatoes 6. Sugar beet Select the correct answer using the code given below:
Q: In the context of which one of the following are the terms ‘pyrolysis’ and ‘plasma gasification’ mentioned?
Q: 'Net metering' is sometimes seen in the news in the context of promoting the
Q: On which of the following can you find the Bureau of Energy Efficiency Star Label? 1. Ceiling fans 2. Electric geysers 3. Tubular fluorescent lamps Select the correct answer using the code given below:
Q: Biomass gasification is considered to be one of the sustainable solutions to the power crisis in India. In this context, which of the following statements is/are correct? 1. Coconut shells, groundnut shells and rice husk can be used in biomass gasification. 2. The combustible gases generated from biomass gasification consist of hydrogen and carbon-dioxide only. 3. The combustible gases generated from biomass gasification can be used for direct heat generation but not in internal combustion engines. Select the correct answer using the codes given below :
Q: In the Union Budget 2011-12, a full exemption from the basic customs duty was extended to the bio-based asphalt (bioasphalt). What is the importance of this material? 1. Unlike traditional asphalt, bio-asphalt is not based on fossil fuels. 2. Bioasphalt can be made from non-renewable resources. 3. Bioasphalt can be made from organic waste materials. 4. It is eco-friendly to use bioasphalt for surfacing of the roads. Which of the statements given above are correct?
Q: Other than Jatropha curcas, why is Pongamia pinnata also considered a good option for the production of bio-diesel in India? 1. Pongamia pinnata grows naturally in most of the arid regions of India. 2. The seeds of Pongamia pinnata are rich in lipid content of which nearly half is oleic acid. Which of the statements given above is/are correct?
Q: Given below are the names of four energy crops. Which one of them can be cultivated for ethanol ?
Q: In the context of alternative sources of energy, ethanol as a viable bio-fuel can be obtained from
Q: Which one of the following Union Ministries is implementing the Biodiesel Mission (as Nodal Ministry)?
Q: Match List I (Power generation plant) with List II (Feed material) and select the correct answer using the codes given below the Lists: List I I. M/s Gowthami Solvents Oil Limited, Andhra Pradesh II. M/s KM. Sugar Mills, Uttar Pradesh III. M/s Satia Paper Mills, Punjab IV. M/s Al Kabeer Exports Limited, Andhra Pradesh List II A) Rice husk B) Slaughter-house waste C) Distillery spent wash D) Black liquor Codes:
Q: Which one of the following fuels causes minimum environmental pollution?
UPSC has asked 16 questions on Renewable Energy & Green Technologies in GS Paper 1 Prelims between 1995 and 2023. This sub-topic falls under Environment & Ecology.
Questions on Renewable Energy & Green Technologies have appeared in UPSC Prelims in the following years: 2023, 2022, 2020, 2019, 2016, 2012, 2011, 2010, 2009, 2008, 2000, 1995. The topic has appeared in 12 out of 31 years.
Among 16 questions on Renewable Energy & Green Technologies: 5 are easy, 9 are moderate, and 2 are difficult. Most questions test conceptual understanding of the topic.
