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The following question based on science & tech topic of general awareness mcq
(a) Valentina Tereshkova
(b) Steven Sptelberg
(c) Neil Armstrong
(d) Yuri Gagarin
The correct answers to the above question in:
Answer: (c)
Neil Alden Armstrong was an American astronaut and the first person to walk on the Moon. Apollo 11 was the spaceflight that landed the first humans, Americans Neil Armstrong and Buzz Aldrin, on the Moon on July 20, 1969.
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Read more science and tech Based General Awareness Questions and Answers
Question : 1
Which one of the following is a ‘Surface to Air Missile’ ?
a) K-15 Sagarika
b) Agni
c) Brahmos
d) Trishul
Answer »Answer: (d)
Trishul is the name of a short range surface-to-air missile developed by India as a part of the Integrated Guided Missile Development Program. It has a range of 9 km and is fitted with a 5.5 kg warhead.
Question : 2
Radar is used to
a) receive signal from radio receivers.
b) locate geostationary satellites.
c) detect and locate distant objects.
d) locate submerged submarines.
Answer »Answer: (c)
Radar (Radio Detection And Ranging) is an object-detection system that uses radio waves to determine the range, altitude, direction, or speed of objects. It can be used to detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain.
Question : 3
Consider the following statements.
- India and Russia started their joint-military exercise named ‘INDRA 2015’.
- This joint military exercise is being held at Jaipur (Rajasthan).
- It is the 6th edition of the annual series of joint military exercises between India and Russia.
a) 3 only
b) 2 only
c) 1 only
d) None of these
Answer »Answer: (c)
This joint military exercise is being held Bikaner (Rajasthan). It is the 7th edition of the annual series of joint military exercises between India and Russia.
Question : 4
The oldest super predator living on earth discovered was the
a) Yellow whale
b) Marine Cobra
c) Marine crocodile
d) Blue Dolphin
Answer »Answer: (c)
Scientists at the University of Edinburgh’s School of Biological Sciences in the second week of January 2013 discovered that the oldest known super predator of the world was the Marine Crocodile.
Question : 5
What is the name given to India’s lunar mission ?
a) Kalpana-II
b) Insat-5
c) Chandrayan-I
d) Vikram-I
Answer »Answer: (c)
Chandrayaan-1 was India’s first unmanned lunar probe. It was launched by the Indian Space Research Organisation in October 2008 and operated until August 2009.
The mission included a lunar orbiter and an impactor. India launched the spacecraft with a modified version of the PSLV, PSLV C11 on 22 October 2008 from Satish Dhawan Space Centre, Sriharikota, Nellore District, Andhra Pradesh.
Note: Chandrayaan-2 is India’s second lunar exploration mission after Chandrayaan-1.
Developed by the Indian Space Research Organization, the mission is planned to be launched to the Moon by a Geosynchronous Satellite Launch Vehicle. The ISRO is planning to launch Chandrayaan-2 in the first quarter of 2018.
Question : 6
Consider the following statements in relations to the nuclear reactors and choose the correct alternative:
- The Pressurized Heavy Water Reactor (PHWR) uses natural Uranium as the Fuel.
- The Fast Breader Reactor (FBR) uses liquid Sodium as the moderator.
- The Advanced Heavy Water Reactor (AHWR) will be based on U233 as the Fuel.
- The French Company Areva is building the European Pressurized Reactors (EPR) at Jaitapur in Maharashtra.
a) 1, 3 and 4
b) 1, 2 and 4
c) 2, 3 and 4
d) 1 and 4
Answer »Answer: (a)
A fast reactor needs no moderator to slow down the neutrons at all, taking advantage of the fast neutrons producing a greater number of neutrons per fission than slow neutrons. For this reason ordinary liquid water, being a moderator as well as a neutron absorber, is an undesirable primary coolant for fast reactors.
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