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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Total Questions

Practice Questions

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Question #121
The James Webb Space Telescope is primarily designed to observe in which spectrum?
A. X-ray
B. Infrared
C. Ultraviolet
D. Visible light
Discuss
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Correct Answer: Option B

Explanation:
JWST is optimized for infrared astronomy.
This question belongs to: Static General Knowledge Science and Technology
Question #122
What is the expansion of RAM in computer hardware?
A. Random Access Memory
B. Real-time Access Module
C. Remote Access Memory
D. Readily Available Memory
Discuss
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Correct Answer: Option A

Explanation:
RAM is volatile memory used for temporary data storage.
This question belongs to: Static General Knowledge Science and Technology
Question #123
Chandrayaan-1 discovered evidence of what on the Moon?
A. Active volcanoes
B. Gold deposits
C. Water molecules
D. Alien life
Discuss
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Correct Answer: Option C

Explanation:
It confirmed the presence of water/hydroxyl molecules on the lunar surface.
This question belongs to: Static General Knowledge Science and Technology
Question #124
Which of the following is a biotechnology application?
A. Recombinant DNA technology
B. Quantum cryptography
C. Blockchain
D. 5G networks
Discuss
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Correct Answer: Option A

Explanation:
Recombinant DNA is a core technique in genetic engineering.
This question belongs to: Static General Knowledge Science and Technology
Question #125
NISAR is a joint mission between:
A. ISRO and JAXA
B. ISRO and NASA
C. NASA and Roscosmos
D. ISRO and ESA
Discuss
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Correct Answer: Option B

Explanation:
NISAR is an Earth-observing radar satellite mission by NASA and ISRO.
This question belongs to: Static General Knowledge Science and Technology
Question #126
The first successful cloning of an animal was done with:
A. A cow
B. A mouse
C. A frog
D. Dolly the Sheep
Discuss
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Correct Answer: Option D

Explanation:
Dolly was the first mammal cloned from an adult somatic cell in 1996.
This question belongs to: Static General Knowledge Science and Technology
Question #127
What does IoT stand for?
A. Internet of Things
B. Input Output Technology
C. Information of Transfer
D. Integrated Operating Terminal
Discuss
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Correct Answer: Option A

Explanation:
IoT refers to the network of interconnected physical devices.
This question belongs to: Static General Knowledge Science and Technology
Question #128
Which mission marked India's entry into the elite club of nations with anti-satellite capability?
A. Mission Shakti
B. Prithvi
C. Agni-V
D. BrahMos
Discuss
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Correct Answer: Option A

Explanation:
Mission Shakti in 2019 demonstrated India's ASAT missile capability.
This question belongs to: Static General Knowledge Science and Technology
Question #129
Deep Blue was a famous:
A. Biotech firm
B. Supercomputer that defeated Garry Kasparov
C. AI ethics guideline
D. Space telescope
Discuss
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Correct Answer: Option B

Explanation:
IBM's Deep Blue defeated chess champion Garry Kasparov in 1997.
This question belongs to: Static General Knowledge Science and Technology
Question #130
Golden Rice is genetically engineered to address deficiency of:
A. Iron
B. Vitamin C
C. Protein
D. Vitamin A
Discuss
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Correct Answer: Option D

Explanation:
Golden Rice produces beta-carotene to combat Vitamin A deficiency.
This question belongs to: Static General Knowledge Science and Technology
Question #131
The Hubble Space Telescope was launched in:
A. 1989
B. 1990
C. 1992
D. 1991
Discuss
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Correct Answer: Option B

Explanation:
Hubble was launched by NASA in 1990.
This question belongs to: Static General Knowledge Science and Technology
Question #132
What is the main function of Blockchain technology?
A. Secure decentralized ledger
B. Weather forecasting
C. High-speed internet
D. Image processing
Discuss
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Correct Answer: Option A

Explanation:
Blockchain provides secure, transparent, and tamper-proof records.
This question belongs to: Static General Knowledge Science and Technology
Question #133
India's first satellite was:
A. Aryabhata
B. Bhaskara
C. Rohini
D. INSAT-1A
Discuss
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Correct Answer: Option A

Explanation:
Aryabhata was launched in 1975, marking India's space journey.
This question belongs to: Static General Knowledge Science and Technology
Question #134
Machine Learning is a subset of:
A. Blockchain
B. Nanotechnology
C. Artificial Intelligence
D. Quantum Computing
Discuss
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Correct Answer: Option C

Explanation:
ML enables systems to learn from data without explicit programming.
This question belongs to: Static General Knowledge Science and Technology
Question #135
The Human Genome Project was completed in:
A. 2001
B. 2003
C. 2005
D. 1999
Discuss
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Correct Answer: Option B

Explanation:
The project was declared complete in 2003.
This question belongs to: Static General Knowledge Science and Technology
Question #136
Which ISRO rocket is known as the 'Workhorse of ISRO'?
A. GSLV
B. RLV
C. SSLV
D. PSLV
Discuss
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Correct Answer: Option D

Explanation:
PSLV has a high success rate and launched numerous satellites.
This question belongs to: Static General Knowledge Science and Technology
Question #137
What technology is used in LiDAR?
A. Radio waves
B. Laser light
C. Sound waves
D. Magnetic fields
Discuss
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Correct Answer: Option B

Explanation:
LiDAR uses laser pulses to measure distances and create 3D maps.
This question belongs to: Static General Knowledge Science and Technology
Question #138
The Parker Solar Probe is a mission by:
A. Roscosmos
B. ESA
C. ISRO
D. NASA
Discuss
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Correct Answer: Option D

Explanation:
NASA's Parker Solar Probe studies the Sun's outer corona.
This question belongs to: Static General Knowledge Science and Technology
Question #139
What does '5G' represent in mobile technology?
A. Fifth Generation
B. Fiber Generation
C. Fastest Generation
D. Future Generation
Discuss
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Correct Answer: Option A

Explanation:
5G is the fifth generation of mobile network technology.
This question belongs to: Static General Knowledge Science and Technology
Question #140
India's National Mission on Quantum Technologies is known as:
A. Quantum India
B. National Quantum Mission
C. Both A and C
D. QuEST
Discuss
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Correct Answer: Option C

Explanation:
India has initiatives like National Quantum Mission and QuEST.
This question belongs to: Static General Knowledge Science and Technology

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