Science and Technology MCQs

Static General Knowledge

Science and Technology MCQs

Practice Science and Technology MCQs with answers and detailed explanations covering scientific inventions, technological advancements, space missions, information technology, biotechnology, artificial intelligence, discoveries, innovations and current developments frequently asked in SSC, Railway, Banking, UPSC, JKSSB, Police, Defence, Teaching and other competitive examinations.

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Practice Questions

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Question #101
What is 'Web 3.0'?
A. A high-speed internet plan
B. The decentralized web based on blockchain
C. A type of web design software
D. A browser update
Discuss
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Correct Answer: Option B

Explanation:
Web 3.0 refers to a new iteration of the web focused on decentralization and token-based economics.
This question belongs to: Static General Knowledge Science and Technology
Question #102
What is the primary role of a 'Router'?
A. Writing text files
B. Directing data traffic between networks
C. Rendering images
D. Saving computer power
Discuss
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Correct Answer: Option B

Explanation:
A router forwards data packets between different computer networks.
This question belongs to: Static General Knowledge Science and Technology
Question #103
Who is known as the Father of the Indian Space Programme?
A. Homi J. Bhabha
B. C.V. Raman
C. Vikram Sarabhai
D. A.P.J. Abdul Kalam
Discuss
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Correct Answer: Option C

Explanation:
Dr. Vikram Sarabhai is regarded as the Father of the Indian Space Programme. He founded ISRO.
This question belongs to: Static General Knowledge Science and Technology
Question #104
What does the term 'AI' stand for in the context of technology?
A. Advanced Integration
B. Artificial Intelligence
C. Applied Information
D. Automated Intelligence
Discuss
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Correct Answer: Option B

Explanation:
Artificial Intelligence refers to the simulation of human intelligence in machines.
This question belongs to: Static General Knowledge Science and Technology
Question #105
Which mission of ISRO was India's first interplanetary mission to Mars?
A. Gaganyaan
B. Chandrayaan-1
C. Aditya-L1
D. Mangalyaan (Mars Orbiter Mission)
Discuss
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Correct Answer: Option D

Explanation:
Mangalyaan, launched in 2013, made India the first Asian nation to reach Mars orbit.
This question belongs to: Static General Knowledge Science and Technology
Question #106
CRISPR-Cas9 is a tool used in:
A. Artificial Intelligence
B. Rocket propulsion
C. Quantum computing
D. Gene editing
Discuss
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Correct Answer: Option D

Explanation:
CRISPR-Cas9 is a revolutionary gene-editing biotechnology tool.
This question belongs to: Static General Knowledge Science and Technology
Question #107
Chandrayaan-3 achieved what milestone for India in 2023?
A. First Mars mission
B. Human spaceflight
C. First orbiter to Moon
D. Soft landing on the Moon's South Pole
Discuss
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Correct Answer: Option D

Explanation:
Chandrayaan-3 made India the fourth country to soft-land on the Moon and the first near the South Pole.
This question belongs to: Static General Knowledge Science and Technology
Question #108
The first computer mouse was invented by:
A. Charles Babbage
B. John von Neumann
C. Douglas Engelbart
D. Alan Turing
Discuss
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Correct Answer: Option C

Explanation:
Douglas Engelbart invented the computer mouse in the 1960s.
This question belongs to: Static General Knowledge Science and Technology
Question #109
What is the full form of HTTP?
A. High Transfer Text Protocol
B. Hyper Transfer Technology Protocol
C. Hyperlink Text Transfer Process
D. HyperText Transfer Protocol
Discuss
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Correct Answer: Option D

Explanation:
HTTP is the protocol used for transmitting hypertext via the internet.
This question belongs to: Static General Knowledge Science and Technology
Question #110
Which Indian scientist is known for the development of the smallpox vaccine?
A. Dr. Hargobind Khorana
B. None, it was discovered earlier
C. Dr. Edward Jenner
D. Dr. Y. Subba Row
Discuss
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Correct Answer: Option B

Explanation:
Edward Jenner developed the smallpox vaccine; Indian contributions are notable in other vaccines.
This question belongs to: Static General Knowledge Science and Technology
Question #111
What does GPU stand for in computing?
A. Global Processing Utility
B. Graphics Processing Unit
C. General Processing Unit
D. Graphical Protocol Unit
Discuss
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Correct Answer: Option B

Explanation:
GPU is specialized for rendering graphics and parallel processing.
This question belongs to: Static General Knowledge Science and Technology
Question #112
ISRO's Aditya-L1 mission is dedicated to the study of:
A. The Sun
B. Mars
C. Venus
D. Moon
Discuss
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Correct Answer: Option A

Explanation:
Aditya-L1 is India's first solar observatory mission placed at Lagrange Point 1.
This question belongs to: Static General Knowledge Science and Technology
Question #113
The term 'Big Data' primarily refers to:
A. Small structured databases
B. Large volume of structured data only
C. Datasets too large for traditional processing
D. Analog data storage
Discuss
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Correct Answer: Option C

Explanation:
Big Data involves high volume, velocity, and variety of data.
This question belongs to: Static General Knowledge Science and Technology
Question #114
Who is considered the Father of Modern Computing?
A. Ada Lovelace
B. John von Neumann
C. Alan Turing
D. Charles Babbage
Discuss
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Correct Answer: Option C

Explanation:
Alan Turing laid foundational concepts for computer science and AI.
This question belongs to: Static General Knowledge Science and Technology
Question #115
Bt cotton is an example of:
A. Organic farming
B. Traditional breeding
C. Hybrid seed
D. Genetically modified crop
Discuss
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Correct Answer: Option D

Explanation:
Bt cotton is a GM crop engineered for pest resistance using Bacillus thuringiensis.
This question belongs to: Static General Knowledge Science and Technology
Question #116
Gaganyaan is India's planned:
A. Human spaceflight programme
B. Lunar rover
C. Satellite navigation system
D. Mars mission
Discuss
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Correct Answer: Option A

Explanation:
Gaganyaan aims to send Indian astronauts to space.
This question belongs to: Static General Knowledge Science and Technology
Question #117
Which company developed the first smartphone?
A. IBM
B. Nokia
C. Apple
D. Samsung
Discuss
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Correct Answer: Option A

Explanation:
IBM developed Simon, considered the first smartphone in 1994.
This question belongs to: Static General Knowledge Science and Technology
Question #118
What is the primary application of mRNA technology in recent advancements?
A. Solar panels
B. COVID-19 vaccines
C. Electric vehicles
D. Quantum chips
Discuss
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Correct Answer: Option B

Explanation:
mRNA technology was key in Pfizer and Moderna COVID-19 vaccines.
This question belongs to: Static General Knowledge Science and Technology
Question #119
INSAT series of satellites are used for:
A. Communication and meteorology
B. Military surveillance
C. Ocean monitoring only
D. Deep space exploration
Discuss
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Correct Answer: Option A

Explanation:
INSAT provides telecommunication, broadcasting, and meteorological services.
This question belongs to: Static General Knowledge Science and Technology
Question #120
Who proposed the concept of 'Artificial Intelligence' in 1956?
A. Herbert Simon
B. John McCarthy
C. Alan Turing
D. Marvin Minsky
Discuss
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Correct Answer: Option B

Explanation:
John McCarthy coined the term at the Dartmouth Conference.
This question belongs to: Static General Knowledge Science and Technology

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