46 UPSC Civil Services Mains 2021 Questions asked from Civil Services Chronicle Hindi

Current Affairs Questions

United States National Oceanic And Atmospheric Administration

Consider the following statements:

  1. Recently, the United States National Oceanic and Atmospheric Administration (NOAA) said that the global surface temperature for 2021 was the sixth-highest since record keeping began in 1880.
  2. The average temperature across global surfaces was 1.40 C above the 20th century average. This was the sixth highest among all years in the 1880-2021 record.
  3. The nine years spanning 2013 through 2021 rank among the 10 warmest years on record.

Which of the above statement(s) is/are true?


India Meteorological Department (IMD)

Consider the following statements:

  1. Recently, India Meteorological Department (IMD) has released India’s first “Climate Hazards and Vulnerability Atlas of India”.
  2. It has been developed by Climate Research and Services (CRS) office, India Meteorological Department (IMD), Chennai.
  3. It is based on 14 extreme weather events and the risks they pose to the local population, livelihoods and economy of each district.

Which of the above statement(s) is/are true?


Global Tiger

Consider the following statements:

  1. From 19th to 21st January, 2022, the 4th Asia Ministerial Conference on Tiger Conservation was organised by the Government of India and Global Tiger Forum (GTF).
  2. The conference reviewed progress towards the Global Tiger Recovery Programme and commitments to tiger conservation.
  3. India will facilitate Tiger Range Countries towards finalisation of New Delhi Declaration for the Global Tiger Summit to be held at Vladivostok, Russia later this year.

Which of the above statement(s) is/are true?


World Wetlands Day 2022

Consider the following statements:

  1. On 2nd February, 2022 a national level celebration of World Wetlands Day 2022 was held at Sultanpur National Park, a Ramsar site of Haryana.
  2. At the event, two new Ramsar sites (Wetlands of International Importance) were declared and "National Wetland Decadal Change Atlas” was also released.
  3. India now has a network of 49 Ramsar sites covering an area of 10,93,636 hectares, the highest in South Asia.

Which of the above statement(s) is/are true?


Chang’e 5 Lunar Mission

Consider the following statements:

  1. Recently, China’s Chang’e 5 lunar lander found the first-ever on-site evidence of water on the surface of the moon, lending new evidence to its dryness.
  2. It was the lunar rocks that contributed the most to humidity of lunar soil.
  3. Chang’e 5 lunar mission is the Chinese National Space Administration’s mission that sent a robotic spacecraft to the moon to collect samples and return them to the Earth for scientific study.

Which of the above statement(s) is/are true?


Deoxyribonucleic Acid (DNA)

Consider the following statements:

  1. Recently, a team of researchers developed the world’s tiniest nanoantenna made of Deoxyribonucleic acid (DNA) and polyethylene glycol (PEG) to study changes in the structure of protein molecules.
  2. It is formed when a fluorescent molecule is first attached to the DNA, and then this fluorescent nanoantenna is attached to a biological nanomachine, such as an enzyme.
  3. The nanoantenna works like a one-way radio that can only receive radio waves.

Which of the above statement(s) is/are true?


Nuclear Fusion

Consider the following statements:

  1. Nuclear fusion is defined as the combining of several small nuclei into one large nucleus with the subsequent release of huge amounts of energy.
  2. Nuclear fusion is employed in the nuclear reactors.
  3. Nuclear fission refers to the process of breaking up heavy nuclei into smaller fragments which is accompanied by release of vast amount of energy.

Which of the above statement(s) is/are true?


Repo And Reverse Repo Rate

Consider the following statements with reference to the Repo and Reverse Repo Rate:

  1. When the RBI needs to pump funds into the system, it lowers the repo rate.
  2. Reverse Repo is often used in times of high levels of inflation in the economy.
  3. If the repo rate increases, it means banks are getting funds from RBI at a higher cost. This, in turn, will mean that banks will also lend to others at a higher cost.

Which of the statement(s) given above is/are correct?


SSLV-D1 Micro SAT

Consider the following statements:

  1. India’s Small Satellite Launch Vehicle (SSLV) named “SSLV-D1 Micro SAT” is scheduled to be launched in April 2022.
  2. SSLV has three solid propulsion stages and a liquid velocity trimming module as a terminal stage.
  3. SSLV has a capability to launch up to 1000 kg satellite mass into 500 km Low Earth Orbit (LEO)

Which of the above statement(s) is/are true?


Low Earth Orbit

Consider the following statements:

  1. Low Earth Orbit (LEO) encompasses Earth-centred orbits with an altitude of 2,000 km or less.
  2. It is considered the area in Earth orbit near enough to Earth for convenient transportation, communication, observation and resupply.
  3. This is the area where the International Space Station and many other satellites currently orbit the Earth.

Which of the above statement(s) is/are true?


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