General Awareness · Science General
ISRO Missions and Satellites
1,830 Questions
ISRO missions and satellites form a vital part of the general awareness syllabus in government exams. This includes historical milestones like Chandrayaan, Mangalyaan, and communication satellites. Attempt these questions to memorize launch dates, objectives, and key figures in Indian space exploration.
Chandrayaan missionsMangalyaan orbitSolar exploration missionsIndian astronautsMeteorological satellites
ISRO Missions and Satellites Questions
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INSAT-2D
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INSAT-3B
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INSAT-3C
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INSAT-3D
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INSAT-2E
C
Correct answer
Explanation
INSAT-3C was launched in January 2002 from Kourou, French Guiana on an Ariane rocket. It was a third-generation communications satellite placed at 74° East longitude, adding to India's communication capacity.
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solid
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liquid (mono)
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hybrid
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liquid (bi)
A
Correct answer
Explanation
The first stage (PS1) of PSLV uses a solid propellant motor (S139) based on HTPB composite propellant, not liquid or hybrid systems. Subsequent stages use liquid propulsion.
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Telstar
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Tomcod
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Revel
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Feper -00
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Intelsat - 1
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INSAT - 11
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INSAT - 1V
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Connect - 4
A
Correct answer
Explanation
Intelsat-1 (nicknamed 'Early Bird') was the first commercial communication satellite, launched in 1965. It provided the first regular transatlantic satellite communication service. INSAT satellites are Indian communication satellites that came much later.
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Rohini 1
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Bhaskara II
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Apple
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Insat 1A
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Rohini
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Bhaskara-I
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Aryabhatta
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INSAT-1A
C
Correct answer
Explanation
Aryabhatta was India's first satellite launched into orbit on April 19, 1975. It was named after the ancient Indian mathematician-astronomer Aryabhata. The satellite was built by ISRO and launched by the Soviet Union. Rohini was launched later (1980s), Bhaskara-I was an experimental satellite (1979), and INSAT-1A was a communications satellite (1982).
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Chandrayaan-1
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Chandra-1
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Chandni-1
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None of these
A
Correct answer
Explanation
Chandrayaan-1 was India's first unmanned lunar mission, launched by ISRO in October 2008. It successfully orbited the Moon and detected water molecules on the lunar surface.
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Polar Satellite Launch Vehicle
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Polar Satellite Land Vehicle
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Polar Sun Launch Vehicle
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None of these
A
Correct answer
Explanation
PSLV stands for Polar Satellite Launch Vehicle, ISRO's work-horse rocket for launching satellites into polar orbits. It has been one of the most reliable launch vehicles globally.
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Sriharikota
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Jiuquan Satellite Launch Center
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Christmas Island
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Mid-Atlantic Regional Spaceport
A
Correct answer
Explanation
Chandrayaan-1 was launched from Sriharikota (SDSC SHAR), India's primary spaceport located in Andhra Pradesh. This is the main launch center for ISRO.
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PSLV-C11
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PSLV-B11
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PSLV-A11
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PSLV-M11
A
Correct answer
Explanation
Chandrayaan-1 was launched on October 22, 2008 using PSLV-C11, which was the 11th flight of the PSLV series. PSLV is called ISRO's 'work-horse' due to its reliability and success rate.
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Five payloads from India
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Six payloads from Europe, Bulgaria and the US
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Both (1) and (2)
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None of these
C
Correct answer
Explanation
PSLV-C11 carried Chandrayaan-1, which had 11 payloads total: 5 from India and 6 from international sources including Europe, Bulgaria, and the US. Therefore, both statements are correct.
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Demonstrating the technology needed for landing on the moon's surface
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Research on technology
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Both (1) & (2)
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None of these
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A robotic rover designed to land on lunar surface
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A robot designed to research lunar surface
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Both (1) and (2)
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None of these
A
Correct answer
Explanation
Chandrayaan-II featured a robotic rover (Pragyan) designed to land on the lunar surface and conduct scientific experiments. Option A correctly states this feature. The rover was part of the mission's lander component (Vikram).
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Byalalu
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Bellary
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Bangalore
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Belapur
A
Correct answer
Explanation
The 32-meter antenna for tracking Chandrayaan-1 was established at Byalalu in Karnataka, as part of the Indian Deep Space Network (IDSN). This facility enabled communication with the lunar mission.
D
Correct answer
Explanation
ISRO had announced plans for Chandrayaan-2 to be launched in 2013, though the mission was subsequently delayed multiple times and actually launched in 2019. Given the timeframe of this question, 2013 was the expected launch year when announced.