Current Affairs - Science

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You can easily solve all kind of Current Affairs questions based on Science by practicing the objective type exercises given below, also get shortcut methods to solve Current Affairs Science problems.

Exercise :: Science - Latest Current Affairs

  • Science - Latest Current Affairs
1. 

Astronomers have discovered a rare kind of space object described as something between an asteroid and a comet- an active asteroid in which planet's orbit?

A. Saturn
B. Mars
C. Jupiter
D. Neptune

Answer: Option C

Explanation:

Astronomers have discovered a rare kind of space object. It is described as something between an asteroid and a comet. The object has been called an active asteroid. The celestial body was first noticed by the astronomers in June 2019 when the University of Hawaii's Asteroid Terrestrial-impact Last Alert System (ATLAS) detected a faint new signal that appeared to be an asteroid in the Trojan group. The specialty of 2019 LD2 special is that the active asteroid shares Jupiter's orbit in an asteroid swarm known as the Jupiter Trojans.

2. 

A team of astronomers from the South African Radio Astronomy Observatory, the US National Radio Astronomy Observatory, the University of Pretoria,used which telescope to solve a longstanding puzzle in 'X'-shaped radio galaxies?

A. The Fermi Gamma-Ray Telescope
B. The Spitzer Space Telescope
C. The Hubble Space Telescope
D. MeerKAT Telescope

Answer: Option D

Explanation:

A team of astronomers from the South African Radio Astronomy Observatory (SARAO), the (US) National Radio Astronomy Observatory (NRAO), the University of Pretoria, and Rhodes University(Both in South Africa), have used the MeerKAT telescope to solve a longstanding puzzle in 'X'-shaped radio galaxies.

3. 

Space Telescope Science Institute (STScI) has discovered that the closest known brown dwarf showing signs of cloud bands similar to the Jupiter and Saturn. What is the name of this brown dwarf?

A. Luhman 16A
B. Suhman 16A
C. Luhman 12A
D. Suhman 12A

Answer: Option A

Explanation:

On 6th May 2020, A team of astronomers at the Space Telescope Science Institute (STScI) discovered that the Luhman 16A, closest known brown dwarf showing signs of cloud bands similar to the Jupiter and Saturn using the technique of polarimetry to determine the properties of atmospheric clouds outside the solar system or typically.

4. 

Astronomers found how many asteroids that once belonged to a distant star system have been found orbiting the Sun between Jupiter and Neptune?

A. 12
B. 18
C. 19
D. 11

Answer: Option C

Explanation:

Astronomers found 19 asteroids that once belonged to a distant star system have been found orbiting the Sun between Jupiter and Neptune. The asteroids have been circling the sun for more than 4.5 billion years, since the very inception of the solar system.

5. 

The Department of Science and Technology (DST), Government of India, developed which mobile application that is prepared and managed by the Survey of India (SoI)to help decision making during the COVID-19 pandemic?

A. CORYO
B. COVYO
C. SAHYO
D. SOVYO

Answer: Option C

Explanation:

The Department of Science and Technology (DST), Government of India, developed mobile application SAHYO, an Integrated Geospatial Platform out of available geospatial datasets, standards-based services, and analytic tools. The mobile application and the website prepared and managed by the Survey of India (SoI).The SAHYO aims to help decision making during the COVID-19 pandemic.It will provide the necessary geospatial information support to citizens and agencies dealing with the challenges related to socio-economic distress, health, and livelihood challenges.