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MCQs - 2026-04

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English
4461.
The utilization of CO2 in the production of concrete offers a dual benefit of:
A Increased pollution and resource depletion
B Carbon sequestration and resource efficiency
C Higher energy consumption and waste generation
D Reduced demand for renewable energy
4462.
Recent breakthroughs in CCU include the development of:
A Less efficient sorbent materials for CO2 capture
B More efficient and cost-effective sorbent materials for CO2 capture
C Processes that increase CO2 emissions
D Technologies that solely focus on CO2 storage
4463.
Which of the following are examples of products that can be made from captured CO2 using CCU technologies?
A Plastic waste and toxic chemicals
B Synthetic fuels, chemicals, and building materials
C Radioactive waste and heavy metals
D Ozone-depleting substances
4464.
What is the primary goal of Carbon Capture and Utilization (CCU) technologies?
A To increase the release of CO2 into the atmosphere
B To capture CO2 emissions and convert them into valuable products
C To extract more fossil fuels from the earth
D To promote the use of carbon-based fuels
4465.
The initiative addresses the issue of plastic pollution in freshwater systems, acknowledging that it has received less attention than:
A Air pollution
B Marine plastic pollution
C Soil degradation
D Deforestation
4466.
The long-term vision of the initiative is to create:
A A global network of plastic recycling facilities
B A global network of protected freshwater ecosystems, free from plastic contamination
C A system for the controlled release of microplastics
D A framework for increased plastic production
4467.
What are some of the economic costs associated with plastic pollution in freshwater systems?
A Increased revenue from plastic recycling
B Reduced water treatment expenses and positive impacts on fisheries
C Water treatment expenses and impacts on fisheries and tourism
D Lower costs for waste management infrastructure
4468.
Research funded by the initiative is focused on understanding the sources, pathways, and impacts of:
A Heavy metals in industrial waste
B Microplastics and nanoplastics in freshwater environments
C Agricultural runoff containing pesticides
D Sewage discharge into rivers
4469.
Besides technological solutions, what else does the initiative emphasize for tackling transboundary plastic pollution?
A Increased nationalistic policies
B Stronger international cooperation and policy frameworks
C Reduced scientific research funding
D Limited public awareness campaigns
4470.
Pilot projects for this initiative are being implemented in major river basins across which continents?
A North America, Europe, and Australia
B Asia, Africa, and South America
C Antarctica and Greenland
D North America and South America only