MCQ

Science & Technology MCQ - Practice Questions

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Topics in Science & Technology

Defence & Space Technology 996 questions Recent Advancements & Indian Contributions 542 questions Computers & ICT 391 questions Health, Food & Nutrition 219 questions Genetics, Biotechnology & Nanotechnology 218 questions Everyday Science 216 questions Government S&T Programs & Policies 204 questions Basics of Everyday Science 201 questions Nuclear Energy 138 questions Agriculture, Horticulture & Animal Husbandry 133 questions Defence Technology 128 questions General Science 109 questions Earth Observation Satellite 101 questions Atomic Energy Regulation 100 questions Plant Evolution 100 questions Smart Materials 99 questions Electrochromic Devices 97 questions Satellite Systems 97 questions Nuclear Reactor Design 96 questions Regulatory Governance 95 questions Three-Stage Nuclear Programme 95 questions Birbal Sahni Institute Jamun Study 94 questions Nuclear Safety 92 questions Public Health 90 questions Hydrocarbons & Energy 87 questions Fast Breeder Reactors 87 questions Digital Health Mission 86 questions Startups 84 questions Research and Innovation 84 questions Connected Vehicles 84 questions High-Speed Rail 82 questions AI in Governance 81 questions Civil Aviation 79 questions Space Sector Reforms 78 questions Electronics Manufacturing 78 questions Indigenisation 77 questions Small Modular Reactors 77 questions Semiconductors 76 questions Industry-Academia Collaboration 74 questions Private Space Sector 74 questions Kavach 71 questions Green Steel and Decarbonisation 69 questions Aviation Infrastructure 66 questions Semiconductor Mission 61 questions Space Technology 59 questions Defence Indigenisation 57 questions Space Programme 57 questions Indian Railways 55 questions Space Missions 53 questions Nuclear Programme 53 questions ISRO Lunar Missions 52 questions Meteorology 52 questions Green Mobility and Hydrogen Mission 52 questions ISRO 52 questions Scientific Institutions 52 questions Space Exploration 52 questions National Technology Day 51 questions India Modern History 51 questions Indian Railways Hydrogen Train 51 questions Indian Railways and Green Mobility 51 questions Space Awards 51 questions Indigenous Hydrogen Fuel Cell Train 51 questions Mission Mausam 50 questions India Semiconductor Mission 48 questions Naval Modernisation 44 questions Public Consultation 37 questions AERB Regulation 31 questions Science & Technology 30 questions General Knowledge 26 questions Satellite Meteorology 26 questions Vande Bharat Manufacturing 25 questions Vande Bharat 17 questions Agriculture, horticulture, forestry & animal husbandry; Rajasthan focus and economic importance 15 questions upsc-p1-science-tech-biotechnology 13 questions Human body, blood groups, genetics and common diseases 11 questions Space, biotechnology and recent science developments 10 questions upsc-p1-science-tech-cell-genetics 10 questions upsc-p1-science-tech-blockchain-quantum 10 questions Human body, blood groups and common diseases 10 questions Defence, space and nuclear technology of India 10 questions upsc-p1-science-tech-health-diseases 9 questions upsc-p1-science-tech-it-computers-ai 9 questions upsc-p1-science-tech-physics-applications 9 questions upsc-p1-science-tech-nuclear 9 questions upsc-p1-science-tech-human-physiology 9 questions upsc-p1-science-tech-measurement-units 8 questions upsc-p1-science-tech-chemistry-applications 8 questions upsc-p1-science-tech-defence 8 questions upsc-p1-science-tech-robotics-emerging 8 questions upsc-p1-science-tech-space 8 questions upsc-p1-science-tech-ipr 8 questions upsc-p1-science-tech-nanotechnology 7 questions Defence 7 questions upsc-p1-science-tech-in-news 6 questions upsc-p1-science-tech-communication-5g 6 questions Critical Minerals 4 questions upsc-p1-geography-universe-solar-system 4 questions upsc-p1-environment-renewable-energy 4 questions upsc-p1-current-affairs-science-tech-news 4 questions Physical and chemical changes 4 questions Technology Readiness Level 3 questions Drug Regulation 3 questions Blood groups 3 questions Human genetics 3 questions Chemical reactions of metals 3 questions Human eye and optical defects 3 questions Genetics and heredity 2 questions UIDAI Biometrics 2 questions NISAR Urgent Response 2 questions NISAR earthquake mapping 2 questions Kavach ATP System 2 questions International Chemistry Olympiad 2 questions International Physics Olympiad 2 questions Digital India 2 questions National Health Research Policy 2 questions upsc-p1-environment-agriculture-environment 2 questions AI Regulation 2 questions Drone-assisted TB diagnosis 2 questions Semiconductor Ecosystem 2 questions India-Korea Space Day 2 questions DRDO Cruise Missile 2 questions Allotropes of carbon 2 questions SHANTI Act 2025 2 questions ICMR 2 questions Telecommunications 2 questions Research Policy 2 questions Oilseeds Kisan Mitra 2 questions INCOIS and El Niño Bulletin 2 questions Battery Recycling 2 questions Pharma/Drugs Rules 2 questions Rajasthan GK 2 questions Traditional Medicine 2 questions Light reflection in plane mirrors 2 questions Blood groups and transfusion compatibility 2 questions Medicinal plant parts 2 questions Optics: dispersion and recombination of white light 1 questions Optics: dispersion through prism 1 questions Optics: reflection of light 1 questions Organic chemistry: hydrogenation of oils 1 questions Organic chemistry: vital force theory 1 questions Oxidation and reduction 1 questions Oxidation of alcohols 1 questions Palaeobotany 1 questions Parallel resistance 1 questions Plane mirrors and image formation 1 questions Polymerase chain reaction 1 questions Polymers 1 questions Privacy and Consent 1 questions Project 17A stealth frigate 1 questions Qdenga clinical evidence 1 questions Quantum & Semiconductor Missions 1 questions Redox reactions 1 questions Renewable energy technologies 1 questions Satellite orbits 1 questions Satellite television and communication 1 questions Science and Technology Resource Centre 1 questions Science and technology programmes in Rajasthan 1 questions Sinchan 2026 1 questions Supercomputing 1 questions Telephone communication device 1 questions Thermodynamics: internal energy 1 questions Time Synchronisation Network 1 questions Translational health research 1 questions Vikram-1 Mission 1 questions Vitamins and deficiency diseases 1 questions Vitamins and nutrition 1 questions upsc-p1-current-affairs-defence-security 1 questions upsc-p1-economy-infrastructure-ppp 1 questions Mirrors and field of view 1 questions Aadhaar 1 questions Acid-base neutralisation 1 questions Acidic and basic nature of oxides 1 questions Acids and carbonates 1 questions Acids in plants and stings 1 questions Acids, bases and salts 1 questions Agriculture: seed certification 1 questions Alloys 1 questions Animal diseases 1 questions Antiseptics and disinfectants 1 questions Apiculture 1 questions Aqua regia 1 questions Artificial satellites 1 questions Atal Innovation Mission 1 questions Awards and Achievements 1 questions Bacterial shapes 1 questions Biometrics and Aadhaar 1 questions Biomolecules and natural fibres 1 questions Biotechnology: animal cloning 1 questions Biotechnology: single cell protein 1 questions Blood transfusion and blood groups 1 questions CBRN Preparedness 1 questions CSIR full form 1 questions Capacitance and dielectrics 1 questions Carbon and its compounds 1 questions Cell biology: chromosome structure 1 questions Chemical equilibrium and catalysis 1 questions Chemical kinetics and autocatalysis 1 questions Chemical properties of sodium 1 questions Chemical reactions and catalysis 1 questions Chemical reactions and heat change 1 questions Chemical reactions and precipitates 1 questions Cloud seeding 1 questions Coal types and carbon content 1 questions Colour blindness 1 questions Common chemical compounds 1 questions Communicable diseases 1 questions Concave mirror image formation 1 questions Conservation of mechanical energy 1 questions Corrosion of copper 1 questions Critical Minerals and Battery Recycling 1 questions Crystal lattice and density 1 questions DNA nitrogenous bases 1 questions Defects of vision 1 questions Dengue vaccine technology 1 questions Density and flotation 1 questions Department of Atomic Energy and HBCSE 1 questions Digestive enzymes 1 questions Digital Economy 1 questions Displacement reactions 1 questions Dwarf planets 1 questions Earth's magnetism 1 questions Economic insects 1 questions Economically important plants 1 questions Electric circuits: series resistance 1 questions Electric fuse and circuit safety 1 questions Electrical resistivity 1 questions Electrolysis and Faraday's law 1 questions Electronic configuration and metallic character 1 questions Energy conversion in engines 1 questions Equivalent weight of KMnO4 1 questions Escape velocity 1 questions Ethylene glycol and antifreeze 1 questions Everyday chemistry 1 questions Fatty acids and oils 1 questions Fishery and aquaculture 1 questions Flex Fuel Vehicles 1 questions GPS and navigation systems 1 questions Genetic code 1 questions Genetic disorders 1 questions Genetic engineering 1 questions Genetics: monohybrid cross 1 questions Geostationary satellites 1 questions Green Hydrogen 1 questions Hardness of water 1 questions Health 1 questions History of molecular biology 1 questions Human chromosomes 1 questions Human dentition 1 questions Human diseases and parasites 1 questions Human diseases and pathogens 1 questions Human endocrine system 1 questions Human insulin structure 1 questions Human physiology: opioid receptors 1 questions ISRO launch vehicles 1 questions Immunology antibodies 1 questions Immunosuppressants and organ transplantation 1 questions India-EU Cooperation 1 questions India-EU TTC 1 questions India-EU Trade and Technology Council 1 questions Indian Standard Time Distribution 1 questions Indian space research centres 1 questions Indian-origin space travellers 1 questions Indigenous hyperloop system 1 questions Indigenous warship design 1 questions International Physics Olympiad 2026 1 questions International Science Olympiads 2026 1 questions Launch Vehicle Technology 1 questions Lens formula 1 questions Li-Fi technology 1 questions Light: refraction and scattering 1 questions Magnetic dipole moment of a coil 1 questions Materials Science and Energy Storage 1 questions Mendelian genetics 1 questions Mendelian inheritance 1 questions Metallurgy processes 1 questions Metallurgy: anodising 1 questions Microbial industrial products 1 questions Microbial products in medicine 1 questions Missile Specifications 1 questions Natural dyes and pigments 1 questions Nuclear Energy and Safety 1 questions Nuclear Hydrogen Production 1 questions Nutrition and microorganisms 1 questions Oceanography 1 questions

Sample questions

1PARAM Rudra was launched at which IIT?

A IIT Kharagpur

B IIT Patna

C IIT Delhi

D IIT Bombay

2Carbon nanotubes are known for their remarkable:

A Magnetic properties only

B Radioactivity

C Tensile strength and electrical conductivity

D Solubility in water

3GSAT-7R (CMS-03), launched by ISRO in November 2025 aboard the LVM3-M5 rocket, is dedicated to which Indian defence service?

A Indian Navy

B Indian Air Force

C Indian Army

D Coast Guard

4What is the approximate displacement of Krishna, the first indigenous cadet training ship launched for the Indian Navy?

A 5,500 tonnes

B 2,500 tonnes

C 3,700 tonnes

D 4,700 tonnes

5Which of the following is NOT among the three operational NavIC satellites as of March 2026?

A IRNSS-1B

B NVS-01

C IRNSS-1L

D IRNSS-1F

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