Preparing for exams like OSSSC RI, ARI, Amin, SFS, ICDS Supervisor necessitates a thorough understanding of science and technology concepts. To aid in your preparation, here’s a selection of the top 30 multiple-choice questions (MCQs) covering various aspects of science and technology. These questions delve into topics ranging from basic scientific principles to cutting-edge technological advancements.
Top 30 Science and Technology MCQS For OSSSC RI,ARI, Amin, SFS, ICDS Supervisor
- What is SEBEX 2?
(a) A new type of nuclear weapon
(b) A powerful non-nuclear explosive
(c) An AI-based defense system
(d) A medical device for brain stimulation
Ans: (b) - What explosive formulation does SEBEX 2 utilize?
(a) RDX
(b) TNT
(c) HMX
(d) PETN
Ans: (c) - How does SEBEX 2’s lethality compare to standard TNT?
(a) 0.75 times more deadly
(b) 1.01 times more deadly
(c) 1.5 times less deadly
(d) Equally deadly
Ans: (b) - Which company manufactures SEBEX 2?
(a) Bharat Dynamics Limited
(b) Economic Explosives Limited
(c) Larsen & Toubro
(d) Hindustan Aeronautics Limited
Ans: (b) - Under which initiative was SEBEX 2 developed?
(a) Digital India
(b) Make in India
(c) Skill India
(d) Startup India
Ans: (b) - What does “AI washing” refer to?
(a) Using AI for cleaning purposes
(b) Exaggerating AI capabilities in products
(c) Developing AI in the healthcare sector
(d) Cleaning data using AI
Ans: (b) - Why do companies engage in AI washing?
(a) To improve product quality
(b) To capitalize on interest in AI
(c) To reduce manufacturing costs
(d) To enhance environmental friendliness
Ans: (b) - Which term is AI washing derived from?
(a) Brainwashing
(b) Greenwashing
(c) Whitewashing
(d) Blackwashing
Ans: (b) - What is the primary purpose of the deep brain stimulation (DBS) device fitted in Oran Knowlson?
(a) To enhance cognitive abilities
(b) To control epileptic seizures
(c) To improve memory retention
(d) To treat depression
Ans: (b) - How is the DBS device recharged post-surgery?
(a) By connecting to a USB port
(b) Through solar power
(c) Using a wireless headphone
(d) Via magnetic induction
Ans: (c) - Who is the New Shepard spacecraft named after?
(a) Neil Armstrong
(b) Yuri Gagarin
(c) Alan Shepard
(d) John Glenn
Ans: (c) Alan Shepard - What is the primary purpose of the New Shepard spacecraft?
(a) Military missions
(b) Space tourism
(c) Satellite deployment
(d) International Space Station resupply missions
Ans: (b) Space tourism - What significant feature does the New Shepard spacecraft’s design include?
(a) Single-use booster
(b) Fully reusable rocket system
(c) Solar-powered engine
(d) Nuclear propulsion system
Ans: (b) Fully reusable rocket system - How long does the New Shepard spacecraft’s flight last?
(a) 5 minutes
(b) 11 minutes
(c) 30 minutes
(d) 1 hour
Ans: (b) 11 minutes - During its flight, what do passengers experience aboard the New Shepard spacecraft?
(a) Extreme heat
(b) Severe turbulence
(c) Several minutes of weightlessness
(d) Zero gravity throughout the entire flight
Ans: (c) Several minutes of weightlessness - Which organization developed LOFAR?
(a) NASA
(b) ESA
(c) ASTRON
(d) ISRO
Ans: (c) ASTRON - LOFAR observes the universe at what range of radio frequencies?
(a) 30 to 50 MHz
(b) 90 to 200 MHz
(c) 300 to 400 MHz
(d) 500 to 600 MHz
Ans: (b) 90 to 200 MHz - Where is the main core of LOFAR located?
(a) France
(b) Germany
(c) United Kingdom
(d) Netherlands
Ans: (d) Netherlands - What technology does Li-Fi use to transmit data?
(a) Radio waves
(b) Sound waves
(c) Light waves
(d) Microwaves
Ans: (c) Light waves - What is the primary advantage of Li-Fi over Wi-Fi?
(a) Lower cost
(b) Higher data security
(c) Longer range
(d) Higher transmission power
Ans: (b) Higher data security - What is the primary objective of the CURIE mission?
(a) Investigate the origins of radio waves from the Sun.
(b) Explore the surface of Mars.
(c) Study the effects of cosmic rays on satellites.
(d) Monitor Earth’s weather patterns.
Ans: (a) - Which technique does CURIE use to achieve its objective?
(a) Optical telescopy
(b) Low-frequency radio interferometry
(c) X-ray imaging
(d) Infrared spectroscopy
Ans: (b) - What frequency range does CURIE measure radio waves in?
(a) 1 to 50 megahertz
(b) 20 to 100 megahertz
(c) 0.1 to 19 megahertz
(d) 10 to 1000 megahertz
Ans: (c) - Why is CURIE significant for future space-based radio astronomy?
(a) It is the first mission to use optical telescopy in space.
(b) It paves the way for future space-based radio astronomy.
(c) It will send astronauts to the Sun.
(d) It monitors Earth’s weather patterns.
Ans: (b) - Which organization sponsors the CURIE mission?
(a) European Space Agency (ESA)
(b) Indian Space Research Organisation (ISRO)
(c) NASA’s Heliophysics Flight Opportunities for Research and Technology (H-FORT) Program
(d) Japan Aerospace Exploration Agency (JAXA)
Ans: (c) - What is the role of the PM-STIAC?
(a) To oversee the construction of new universities in India.
(b) To support the Office of the Principal Scientific Adviser to the Government of India.
(c) To regulate the telecom industry in India.
(d) To manage India’s space missions.
Ans: (b) - Which of the following is one of the ‘9 National Missions’ under PM-STIAC?
(a) Solar Power Initiative
(b) Natural Language Translation
(c) International Trade Mission
(d) Space Tourism Development
Ans: (b) - Which initiative of the Office of the PSA focuses on research in urban areas?
(a) Brahmaputra River System
(b) Energy Security
(c) City Research Clusters
(d) Jal Jeevan Mission
Ans: (c) - What recent discovery was made by NGRI scientists?
(a) A new type of mineral found in the Himalayas.
(b) Evidence of an ancient connection between the Indian subcontinent and Antarctica.
(c) A previously unknown underground river in India.
(d) New seismic activity patterns in the Indian Ocean.
Ans: (b) - Where is the National Geophysical Research Institute (NGRI) located?
(a) New Delhi
(b) Mumbai
(c) Hyderabad, Telangana
(d) Bangalore
Ans: (c)
