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The following question based on science & tech topic of general awareness mcq
(a) Asteroid
(b) Meteoroid
(c) Planet
(d) Comet
The correct answers to the above question in:
Answer: (a)
Under the Asteroid Redirect Mission (ARM) an asteroid or its part will be captured by the robotic spacecraft. ‘2011 MD’ has been shortlisted for this purpose along with other two.
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Question : 1
India’s first microwave remote sensing satellite recently launched is.
a) Megha Tropiquies
b) Rohini
c) RISAT-1
d) GSAT-12
Answer »Answer: (c)
India’s first microwave remote sensing satellite is RISAT-1.
Note: RISAT-1 is an indigenously developed radar imaging satellite successfully launched by a PSLVXL rocket on April 26, 2012, from Satish Dhawan Space Centre, Sriharikota. RISAT-2 was the first of the RISAT series to reach orbit.
It was launched successfully on April 20, 2009, by a PSLV rocket. After the November 26, 2008, Mumbai attacks, the launch plan was modified to launch RISAT2 before RISAT-1, since the indigenous C-band SAR to be used for RISAT-1 was not ready.
Question : 2
Which one of the following is not correctly matched?
a) Indian Rare Earths Ltd - Mumbai
b) Radio Astronomy Centre - Mysore
c) Uranium Corporation of India - Jaduguda
d) Saha Institute of Nuclear Physics - Kolkata
Answer »Answer: (b)
The Radio Astronomy Centre (RAC) is part of the National Centre for Radio Astrophysics (NCRA) of the well-known Tata Institute of Fundamental Research (TIFR) which is funded by the Government of India through the Department of Atomic Energy.
The RAC is situated near Udhagamandalam (Ooty) in the beautiful surroundings of the Nilgiri Hills and it provides a stimulating environment for the front-line research in radio astronomy and astrophysics with its excellent and highly qualified staff and international reputations.
Question : 3
Consider the following Statements about PRAGATI.
- Pro-Active Governance and Timely Implementation (PRAGATI) platform is a multi-purpose and multi-modal platform aimed at addressing grievances of common man.
- Designed in-house by the Prime Minister’s Office (PMO) team with the help of National Informatics Centre (NIC).
- On a monthly basis, Prime Minister will interact with bureaucrats i.e. on fourth Wednesday of every month at 3.30 PMcalled as PRAGATI Day.
a) 1 and 3 only
b) All of the above
c) 1 and 2 only
d) None of the above
Answer »Answer: (b)
Prime Minister Narendra Modi launched ProActive Governance and Timely Implementation (PRAGATI) platform on 25 March 2015.
Question : 4
To an astronaut sky appears
a) rich blue
b) dark
c) light blue
d) white
Answer »Answer: (b)
Sunlight doesn’t light up space because there is nothing there for it to light up. Light in space travels in straight lines, so we only see sunlight when we look at the sun.
As for the rest of the universe, if we assume an infinite universe, we would expect it to be bright with the light of infinity of stars. This is called Olbers’ paradox.
But the intensity of the light decreases with the square of the distance, and at some point, the stars are too far away and receding too fast for their light to ever reach us. So the actual amount of starlight from very distant stars is negligible.
Question : 5
Restriction endonucleases are enzymes which
a) restrict the action of the enzyme DNA polymerase
b) make cuts at specific positions within the DNA molecule
c) recognize a specific nucleotide sequence for binding of DNA ligase
d) remove nucleotides from the ends of the DNA molecule
Answer »Answer: (b)
Restriction endonucleases are enzymes that make cuts at specific positions within the DNA molecule. They act as molecular scissors. They recognise specific base sequence at palindrome sites in DNA duplex and cut its strands.
Question : 6
Consider the following statements AWACS project.
- Airborne Warning and Control Systems (AWACS) can detect incoming aerial threats like hostile fighters, drones and cruise missiles from 400 km away.
- The project will involve mounting indigenous 360-degree coverage active electronically scanned array (AESA) radars on Airbus A-330 wide-body jets.
- HAL will develop the AWACS.
- Union Government on 27 Mach 2015 gave its approval to build next-generation Airborne Warning and Control Systems (AWACS).
a) 1 , 2 and 3 only
b) 1, 2 and 4 only
c) 1 and 2 only
d) All of the above
Answer »Answer: (b)
Defence Research and Development Organisation (DRDO) will develop the AWACSs.
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