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GK Questions and Answers on ISRO
By Ankit Gupta
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Updated on 14 Aug 2025, 18:19 IST
The Indian Space Research Organisation, known as ISRO, is one of the most successful space agencies in the world. It has made India proud with many great achievements like launching satellites, exploring the Moon, and even sending a mission to Mars. Learning about ISRO is not only interesting but also helpful for students and people preparing for competitive exams. That’s why ISRO GK questions and ISRO quiz questions are popular among learners.
If you want to improve your knowledge, going through ISRO quiz questions and answers is a great way to start. These questions cover ISRO’s history, important missions, satellites, scientists, and achievements. You can find many quiz questions on ISRO with answers that help you remember facts in a simple and easy way. People often search for ISRO GK questions in English so that everyone can understand the information clearly.
If you prefer to keep everything in one place, you can even get an ISRO quiz questions and answers PDF download to study offline. These collections include short questions, multiple-choice questions, and detailed answers so you can learn step by step. Whether you are a student, a teacher, or just someone curious about space, ISRO GK materials will help you a lot.
ISRO GK Questions
Ques: When was ISRO founded?
Ans: 1969.
Ques: Who is known as the father of the Indian space program?
Ans: Dr. Vikram Sarabhai.
Ques: What does ISRO stand for?
Ans: Indian Space Research Organisation.
Ques: Where is ISRO headquarters located?
Ans: Bengaluru, Karnataka.
Ques: Which was the first satellite launched by ISRO?
Ans: Aryabhata.
Ques: In which year was Aryabhata launched?
Ans: 1975.
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Ques: Which country helped launch Aryabhata?
Ans: Soviet Union.
Ques: What was ISRO’s first mission to the Moon?
Ans: Chandrayaan-1.
Ques: In which year was Chandrayaan-1 launched?
Ans: 2008.
Ques: Which ISRO mission was India’s first interplanetary mission?
Ans: Mars Orbiter Mission (Mangalyaan).
Ques: When did Mangalyaan enter Mars orbit?
Ans: September 24, 2014.
Ques: Which ISRO rocket is known as the “Workhorse of ISRO”?
Ans: PSLV (Polar Satellite Launch Vehicle).
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Ques: What does GSLV stand for?
Ans: Geosynchronous Satellite Launch Vehicle.
Ques: Which was ISRO’s first navigation satellite?
Ans: IRNSS-1A.
Ques: What is the name of ISRO’s human spaceflight program?
Ans: Gaganyaan.
Ques: Who is the current chairman of ISRO (2025)?
Ans: S. Somanath.
Ques: What was the purpose of the Astrosat mission?
Ans: Space-based multi-wavelength astronomy observatory.
Ques: When was Chandrayaan-2 launched?
Ans: July 22, 2019.
Ques: What was the objective of Chandrayaan-2?
Ans: To study the lunar surface and search for water.
Ques: Which ISRO mission made India the first nation to reach Mars on its first attempt?
Ans: Mars Orbiter Mission (Mangalyaan).
Ques: In which year did ISRO launch a record 104 satellites in one mission?
Ans: 2017.
Ques: What is the full form of IRNSS?
Ans: Indian Regional Navigation Satellite System.
Ques: Which ISRO mission aimed to study the Sun?
Ans: Aditya-L1.
Ques: Which launch vehicle was used for Chandrayaan-3?
Ans: LVM3 (GSLV Mk-III).
Ques: When did Chandrayaan-3 land on the Moon?
Ans: August 23, 2023.
Ques: What is the name of India’s first reusable launch vehicle prototype?
Ans: RLV-TD.
Ques: What is the main function of PSLV?
Ans: To launch satellites into polar orbits.
Ques: Which city houses the Satish Dhawan Space Centre?
Ans: Sriharikota, Andhra Pradesh.
Ques: What is the function of the GSLV Mk-III?
Ans: To launch heavy satellites into geostationary orbit.
Ques: Which ISRO center handles satellite integration and testing?
Ans: ISITE, Bengaluru.
Ques: What is the function of ISRO’s Antrix Corporation?
Ans: Commercial arm of ISRO for marketing space products.
Ques: What does SDSC stand for?
Ans: Satish Dhawan Space Centre.
Ques: Which ISRO satellite was dedicated to meteorology?
Ans: INSAT series.
Ques: When was the first PSLV launch?
Ans: 1993.
Ques: Which ISRO mission discovered water molecules on the Moon?
Ans: Chandrayaan-1.
Ques: Which was ISRO’s first indigenous cryogenic engine used in?
Ans: GSLV-D5 mission (2014).
Ques: What is the purpose of the RISAT satellites?
Ans: Radar imaging for all-weather surveillance.
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Ques: Which ISRO mission focused on cartographic mapping?
Ans: Cartosat series.
Ques: Which is India’s first multi-wavelength space observatory?
Ans: Astrosat.
Ques: Which was the first satellite built entirely by Indian students?
Ans: STUDSAT.
Ques: What is the purpose of GSAT satellites?
Ans: Communication services.
Ques: Which ISRO mission was nicknamed “Baahubali”?
Ans: GSLV Mk-III.
Ques: What is the primary objective of Aditya-L1?
Ans: To study the Sun’s corona.
Ques: Which is India’s heaviest satellite launched by ISRO?
Ans: GSAT-11.
Ques: Which ISRO center is responsible for satellite control?
Ans: ISTRAC (ISRO Telemetry, Tracking and Command Network).
Ques: Which ISRO launch vehicle has the highest success rate?
Ans: PSLV.
Ques: What is the main function of the SCATSAT satellite?
Ans: Weather forecasting and cyclone prediction.
Ques: Which ISRO satellite helps in navigation similar to GPS?
Ans: NavIC.
Ques: Which ISRO mission marked India’s entry into deep space exploration?
Ans: Mangalyaan.
Ques: Which ISRO program aims to launch small satellites at low cost?
Ans: SSLV (Small Satellite Launch Vehicle).
ISRO Quiz Questions and Answers
These quiz questions on ISRO with answers are perfect for competitive exams and knowledge checks.
Ques: ISRO was established in:
a) 1965
b) 1969
c) 1972
d) 1975
Answer: b) 1969
Ques: Headquarters of ISRO is in:
a) Hyderabad
b) Chennai
c) Bengaluru
d) Mumbai
Answer: c) Bengaluru
Ques: First Indian satellite:
a) INSAT-1A
b) Aryabhata
c) Bhaskara-I
d) GSAT-1
Answer: b) Aryabhata
Ques: First ISRO Moon mission:
a) Chandrayaan-1
b) Chandrayaan-2
c) Chandrayaan-3
d) None
Answer: a) Chandrayaan-1
Ques: Mars Orbiter Mission is also known as:
a) Chandrayaan
b) Mangalyaan
c) NavIC
d) Aditya-L1
Answer: b) Mangalyaan
Ques: PSLV stands for:
a) Polar Satellite Launch Vehicle
b) Power Satellite Launch Vehicle
c) Polar Science Launch Vehicle
d) None
Answer: a) Polar Satellite Launch Vehicle
Ques: GSLV Mk-III is also called:
a) Baahubali
b) Shakti
c) Agni
d) Vikram
Answer: a) Baahubali
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Ques: First navigation satellite of IRNSS:
a) IRNSS-1A
b) IRNSS-2B
c) GSAT-11
d) INSAT-3C
Answer: a) IRNSS-1A
Ques: Chandrayaan-3 landed on Moon in:
a) 2022
b) 2023
c) 2024
d) 2025
Answer: b) 2023
Ques: First Indian Sun mission:
a) Astrosat
b) Aditya-L1
c) NavIC
d) Mangalyaan
Answer: b) Aditya-L1
Ques: Small Satellite Launch Vehicle abbreviation:
a) SLV
b) SSLV
c) SSV
d) SLS
Answer: b) SSLV
Ques: India’s first reusable launch vehicle prototype:
a) RLV-TD
b) SLV-TD
c) ISLV-TD
d) ReuseSat
Answer: a) RLV-TD
Ques: Which PSLV mission launched 104 satellites in 2017?
a) PSLV-C37
b) PSLV-C38
c) PSLV-C40
d) PSLV-C41
Answer: a) PSLV-C37
Ques: Which is the communication satellite series of ISRO?
a) INSAT
b) GSAT
c) Both a & b
d) RISAT
Answer: c) Both a & b
Ques: First Indian interplanetary mission:
a) Chandrayaan-1
b) Mangalyaan
c) Astrosat
d) Aditya-L1
Answer: b) Mangalyaan
Ques: NavIC is similar to:
a) GPS
b) Wi-Fi
c) Bluetooth
d) Radar
Answer: a) GPS
Ques: Which center is at Sriharikota?
a) ISAC
b) SDSC
c) ISTRAC
d) VSSC
Answer: b) SDSC
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Ques: Which satellite was dedicated for weather?
a) SCATSAT
b) GSAT-11
c) RISAT-2B
d) Astrosat
Answer: a) SCATSAT
Ques: ISRO’s commercial arm is:
a) Antrix
b) DRDO
c) BEL
d) HAL
Answer: a) Antrix
Ques: India’s first space observatory:
a) Astrosat
b) Cartosat
c) RISAT
d) GSAT
Answer: a) Astrosat
Ques: Which rocket is known as ISRO’s “Workhorse”?
a) PSLV
b) GSLV
c) SLV
d) SSLV
Answer: a) PSLV
Ques: Which ISRO mission found water on Moon?
a) Chandrayaan-1
b) Chandrayaan-2
c) Chandrayaan-3
d) None
Answer: a) Chandrayaan-1
Ques: ISRO launched GSAT-11 in which year?
a) 2017
b) 2018
c) 2019
d) 2020
Answer: b) 2018
Ques: Who is ISRO’s founder?
a) APJ Abdul Kalam
b) Dr. Vikram Sarabhai
c) Dr. UR Rao
d) Satish Dhawan
Answer: b) Dr. Vikram Sarabhai
Ques: Where is VSSC located?
a) Bengaluru
b) Thiruvananthapuram
c) Chennai
d) Hyderabad
Answer: b) Thiruvananthapuram
Ques: Which is ISRO’s heaviest satellite?
a) GSAT-11
b) GSAT-12
c) GSAT-19
d) GSAT-7
Answer: a) GSAT-11
Ques: First launch from Sriharikota took place in:
a) 1971
b) 1979
c) 1980
d) 1983
Answer: b) 1979
Ques: Which mission aims to study the Sun’s corona?
a) Chandrayaan-3
b) Aditya-L1
c) Astrosat
d) RISAT
Answer: b) Aditya-L1
Ques: Which satellite helps in disaster management?
a) Cartosat-2
b) INSAT-3D
c) GSAT-6A
d) RISAT-1
Answer: b) INSAT-3D
Ques: Which is India’s regional navigation system?
a) NavIC
b) GAGAN
c) IRNSS
d) Both a & c
Answer: d) Both a & c
Ques: PSLV was first launched in:
a) 1992
b) 1993
c) 1994
d) 1995
Answer: b) 1993
Ques: Which mission is part of ISRO’s human spaceflight program?
a) Gaganyaan
b) Mangalyaan
c) Chandrayaan
d) Astrosat
Answer: a) Gaganyaan
Ques: The launch pad at SDSC is named after:
a) Vikram Sarabhai
b) Satish Dhawan
c) APJ Abdul Kalam
d) UR Rao
Answer: b) Satish Dhawan
Ques: Which ISRO satellite supports tele-education?
a) EDUSAT
b) GSAT-7
c) INSAT-4B
d) Cartosat
Answer: a) EDUSAT
Ques: Which satellite was developed by students?
a) STUDSAT
b) GSAT-12
c) RISAT-2B
d) Cartosat-3
Answer: a) STUDSAT
Ques: Which ISRO program focuses on small satellite launches?
a) SSLV
b) SLV
c) GSLV
d) RLV
Answer: a) SSLV
Ques: Which ISRO satellite is for ocean studies?
a) Oceansat
b) RISAT-2B
c) SCATSAT
d) Cartosat-3
Answer: a) Oceansat
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Ques: First Indian satellite launched from Indian soil:
a) Rohini Satellite
b) Aryabhata
c) Bhaskara-I
d) GSAT-1
Answer: a) Rohini Satellite
Ques: What is the purpose of Cartosat satellites?
a) Mapping
b) Weather
c) Communication
d) Navigation
Answer: a) Mapping
Ques: Which ISRO mission is planned for Venus?
a) Shukrayaan-1
b) Chandrayaan-4
c) Mangalyaan-2
d) NavIC-2
Answer: a) Shukrayaan-1
FAQs on GK Questions on ISRO
What are ISRO GK questions?
ISRO GK questions are general knowledge questions related to the Indian Space Research Organisation. They cover ISRO’s history, achievements, missions, satellites, and scientists. These ISRO GK questions in English are often used in competitive exams and school quizzes.
Why should I study quiz questions on ISRO with answers?
Studying quiz questions on ISRO with answers helps improve your knowledge of India’s space program. It is useful for competitive exams, interviews, and quiz competitions. ISRO related questions also make you aware of India’s achievements in space science.
Are ISRO questions and answers useful for exams?
Yes, ISRO questions and answers are very useful for exams like UPSC, SSC, Railways, and various state-level competitive tests. They often appear in the general awareness section.
What topics are included in an ISRO quiz?
A quiz on ISRO usually includes ISRO’s founding year, key scientists, important launches, rocket types, satellite names, space exploration missions, and technological achievements.