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Science & Technology MCQs - 2026-04-02

21.
The development of systems like 'Project Vayu' is crucial for addressing which major global issue?
A Air pollution and its impact on public health.
B Water scarcity and drought.
C Deforestation and biodiversity loss.
D Plastic waste accumulation in oceans.
22.
How does 'Project Vayu' aim to improve air quality management by policymakers?
A By enabling targeted and effective pollution control strategies.
B By automating the issuance of driving licenses.
C By managing the national power grid.
D By optimizing agricultural subsidies.
23.
What is a key benefit of 'Project Vayu' for citizens?
A Timely information to take protective health measures.
B Free access to high-speed internet.
C Automated delivery of essential goods.
D Personalized weather forecasting for outdoor activities.
24.
Which of the following data sources is NOT typically integrated into an AI-powered air quality monitoring system like 'Project Vayu'?
A Satellite imagery and meteorological data
B Ground-based sensor data and traffic patterns
C Social media sentiment analysis on weather
D Industrial emission reports
25.
What is the primary technology driving 'Project Vayu' for air quality monitoring and prediction?
A Artificial Intelligence (AI) and Internet of Things (IoT) sensors
B Geographic Information Systems (GIS) and Remote Sensing
C Blockchain and Distributed Ledger Technology
D Virtual Reality (VR) and Augmented Reality (AR)
26.
Which international body sets targets for reducing aviation's carbon footprint, relevant to SAF initiatives?
A International Civil Aviation Organization (ICAO)
B World Health Organization (WHO)
C International Monetary Fund (IMF)
D United Nations Educational, Scientific and Cultural Organization (UNESCO)
27.
The development of SAF production is expected to contribute to which of the following?
A A circular economy and enhanced energy security.
B Increased reliance on fossil fuels.
C Reduced investment in renewable energy research.
D Higher airfares without environmental benefits.
28.
What is a major challenge currently hindering the widespread adoption of SAF?
A High production costs and limited feedstock availability.
B Lack of interest from airlines.
C Insufficient technological advancements.
D Strict regulations on its use.
29.
Which of the following can be used as a feedstock for Sustainable Aviation Fuel (SAF)?
A Used cooking oil and agricultural waste
B Crude oil and natural gas
C Coal and nuclear waste
D Plastics and synthetic polymers
30.
What is the primary objective of the Global Initiative for Sustainable Aviation Fuel (SAF) Production?
A To reduce greenhouse gas emissions from the aviation industry.
B To increase the speed of commercial aircraft.
C To develop supersonic passenger jets.
D To promote space tourism.