Science & Tech MCQ Section 1 Practice Questions Answers Test With Solutions & More Shortcuts
SCIENCE & TECH PRACTICE TEST [7 - EXERCISES]
Science & Tech MCQ Section 1
Science & Tech MCQ Section 2
Science & Tech MCQ Section 3
Science & Tech MCQ Section 4
Science & Tech MCQ Section 5
Science & Tech MCQ Section 6
Science & Tech MCQ Section 7
Question : 16
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.
Question : 17
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 : 18 [SSC GL 2013]
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 : 19
Which of the following statements are correct regarding Agni-V missile?
- 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
Answer »Answer: (d)
Recently, Canister-based Agni-V missile was launched which provided operational flexibility to the missile.
Question : 20 [SSC CGL 2016]
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.
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