Current Affairs & MCQs
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MCQs 2026

271.
Which of the following is a primary application of captured CO2 in CCUS?
A Fertilizer production
B Production of sustainable aviation fuels and building materials
C Water purification
D Desalination of seawater
272.
What does CCUS stand for in the context of climate change mitigation?
A Climate Control and Urban Sustainability
B Carbon Capture, Utilization, and Storage
C Clean Combustion and Utility Systems
D Circular Carbon and Energy Solutions
273.
The effectiveness of the global plastic treaty will largely depend on:
A The number of countries that sign it, regardless of their commitment.
B The strength of its provisions, national implementation, and enforcement mechanisms.
C The amount of funding allocated by developed nations alone.
D The focus on voluntary corporate pledges.
274.
A successful global plastic treaty is expected to promote:
A Increased reliance on virgin plastic production.
B The development of a circular economy for plastics.
C Greater use of landfill for plastic waste.
D Reduced investment in recycling technologies.
275.
A key point of contention in the treaty negotiations is:
A The definition of 'biodegradable' plastics.
B The scope of the treaty (full lifecycle vs. pollution focus).
C The color of plastic packaging.
D The use of plastic in medical devices.
276.
Which international body is facilitating the negotiations for the global plastic treaty?
A World Health Organization (WHO)
B International Union for Conservation of Nature (IUCN)
C United Nations Environment Programme (UNEP)
D World Trade Organization (WTO)
277.
What is the primary goal of the ongoing negotiations for a global plastic treaty?
A To ban all forms of plastic production worldwide.
B To establish a legally binding international framework to address plastic pollution.
C To promote the use of single-use plastics for convenience.
D To focus solely on cleaning up existing plastic waste in oceans.
278.
What is a direct consequence of permafrost thaw on Arctic infrastructure?
A Strengthening of buildings and roads.
B Increased stability of pipelines.
C Destabilization of infrastructure built on frozen ground.
D Improved navigation through frozen waterways.
279.
The release of greenhouse gases from thawing permafrost can create a dangerous:
A Negative feedback loop that cools the planet.
B Positive feedback loop that accelerates global warming.
C Neutral feedback loop with no impact on temperature.
D Ozone depletion cycle.
280.
Besides greenhouse gases, what other significant concern is associated with accelerated permafrost thaw?
A Increased seismic activity.
B Release of ancient microbes and potential pathogens.
C Formation of new freshwater lakes.
D Depletion of the ozone layer.