science & tech MCQ section 1 MCQ Questions & Answers Detailed Explanation
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The following question based on science & tech topic of general awareness mcq
- It is an Inter-Continental Ballistic Missile (ICBM) designed and developed indigenously.
- It can carry Multiple Independently Targetable Re-entry Vehicles (MIRV) payloads.
- It is a 3-stage solid fuelled missile.
- It can be transported and can be launched from any place.
(a) 1 and 4 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) All of these
The correct answers to the above question in:
Answer: (d)
Recently, Canister-based Agni-V missile was launched which provided operational flexibility to the missile.
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Read more science and tech Based General Awareness Questions and Answers
Question : 1
Which one of the following is not a non–conventional source of energy?
a) Natural Gas
b) Tidal Power
c) Wind Energy
d) Solar Energy
Answer »Answer: (a)
Non-conventional energy, also known as renewable energy, refers to the energy that is collected from renewable resources, which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat.
Non-conventional energy sources are infinite, natural, and restorable. Natural gas is a conventional source of energy.
Question : 2
Construction of recombinant DNA involves
a) cleaving DNAsegment with endonuclease and rejoining them with ligase
b) cleaving and rejoining DNA segments with ligase alone
c) cleaving DNAsegments with ligase and rejoining them with endonuclease
d) cleavingandrejoiningDNAsegmentswithendonuclease alone
Answer »Answer: (a)
Restriction endonucleases are molecular scissors used to cleave DNA at specific sites and ligase enzymes are used to join /ligate the two DNA pieces (e.g- Okazaki fragments joining during DNA replication)
Question : 3
Consider the following statements:
- Canada’s M3M (Maritime Monitoring and Messaging Micro-Satellite) is set to be launched by India’s PSLV rocket.
- The satellite is due to be launched in July 2015.
- The satellite was built for the Canadian Department of National Defence, and is a communications satellite.
a) 1 and 3 only
b) 2 and 3 only
c) 1 and 2 only
d) All of the above
Answer »Answer: (d)
Question : 4
The first Indian Satellite Aryabhatta was launched in
a) 1975
b) 1979
c) 1977
d) 1972
Answer »Answer: (a)
Aryabhata was India’s first satellite, named after the great Indian astronomer of the same name. It was launched by the Soviet Union on 19 April 1975 from Kapustin Yar using a Cosmos-3M launch vehicle.
Question : 5
Which of the following statements are correct about space probe ‘Hayabusa 2’?
- It has been launched by Japan Aerospace Exploration Agency through the H-IIA rocket.
- This project aims to send the explorer towards Mercury.
a) 2 only
b) Both 1 and 2
c) 1 only
d) Neither 1 Nor 2
Answer »Answer: (c)
The explorer is intended to be sent to 1999JU3 asteroid.
Question : 6
The most commonly used chemicals for artificial raining or cloud seeding are?
a) Dry ice
b) All of the above
c) Silver iodine
d) Sodium chloride
Answer »Answer: (b)
The most common chemicals used for cloud seeding or artificial rain include silver iodide and dry ice (solid carbon dioxide), sodium chloride, liquid propane.
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