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MCQs 2026

661.
Which of the following is identified as a primary cause for the decline in Arctic sea ice?
A Increased solar flares
B Warmer atmospheric temperatures and increased ocean heat absorption
C A decrease in volcanic aerosols
D Changes in Earth's axial tilt
662.
What significant environmental event was reported in the Arctic in early 2026?
A Record high sea ice extent
B A new record low for winter minimum sea ice extent
C Unprecedented volcanic activity under the ice
D A significant increase in polar bear populations
663.
What are some of the challenges mentioned that need to be overcome for the successful implementation of the mission?
A Low cost of electrolyzers and abundant infrastructure
B High cost of electrolyzers and the need for extensive infrastructure development
C Lack of government support and international interest
D Over-reliance on fossil fuels for energy production
664.
What is identified as a key focus area for research and development within the mission?
A Development of advanced coal gasification technologies
B Indigenous technology for electrolyzers and fuel cells
C Improving the efficiency of diesel engines
D Exploring new methods for oil extraction
665.
Besides domestic production, what other aspect is being explored in relation to green hydrogen?
A Increasing reliance on imported fossil fuels
B Exporting green hydrogen to other countries
C Developing technologies for carbon capture from natural gas
D Reducing the use of renewable energy sources
666.
The National Green Hydrogen Mission is crucial for India's commitments under which international agreement?
A Kyoto Protocol
B Paris Agreement
C Montreal Protocol
D Copenhagen Accord
667.
What is India's target for annual green hydrogen production by 2030?
A 1 million metric tons
B 3 million metric tons
C 5 million metric tons
D 10 million metric tons
668.
Which of the following sectors are identified as early adopters or beneficiaries of green hydrogen in India?
A Textile manufacturing and agriculture
B Refining, fertilizers, and steel
C Information technology and telecommunications
D Automotive manufacturing and aviation
669.
The concept of 'Green Hydrogen Hubs' aims to:
A Concentrate production, storage, and transportation infrastructure for green hydrogen
B Establish research centers for fossil fuel extraction
C Develop new coal mining sites
D Promote the use of nuclear energy
670.
What type of incentives are being offered under the new policy framework for green hydrogen production?
A Tax exemptions on fossil fuel consumption
B Production-linked incentives (PLI) for electrolyzer manufacturing and hydrogen production
C Subsidies for traditional energy sources
D Import duties on renewable energy equipment