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SCIENCE AND TECH MCQs

Total Questions : 458 | Page 40 of 46 pages
Question 391.

China has launched its first solar exploration satellite into space. What is the name of the satellite?

  1.    Mazu
  2.    Xihe
  3.    Tian
  4.    Jade
 Discuss Question
Answer: Option B. -> Xihe
China has launched its first solar exploration satellite into space to study the violent and sudden physical processes behind solar flares. The 550 kg (121-pound) satellite named Xihe (Name of Sun God in Chinese mythology) was launched by the Long March-2D rocket.
Question 392.

How many persons are part of the crew under the Shenzhou-13 mission of China?

  1.    5
  2.    3
  3.    4
  4.    8
 Discuss Question
Answer: Option B. -> 3
The three-person crew are expected to spend six months in space, to set up a new record for the time spent in space by Chinese astronauts.
Question 393.

Which dwarf planet's atmosphere is starting to disappear, as per scientists?

  1.    Mercury
  2.    Pluto
  3.    Eris
  4.    Ceres
 Discuss Question
Answer: Option B. -> Pluto
Researchers have found evidence that Pluto's atmosphere is undergoing a dramatic alteration and is starting to disappear as the dwarf planet moves farther away from the Sun.
Question 394.

Jezero crater, which is in the news is a depression found in which space body?

  1.    Jupiter
  2.    Mars
  3.    Venus
  4.    Moon
 Discuss Question
Answer: Option B. -> Mars
Jezero crater is known to be a dry, wind-eroded depression on the surface of Mars.
Question 395.

The Lucy Mission has been launched by NASA to study which of these asteroids?

  1.    Icarus
  2.    Hermes
  3.    Trojan asteroids
  4.    Earth-crossing asteroids
 Discuss Question
Answer: Option C. -> Trojan asteroids
The US space agency NASA has launched a first-of-its-kind mission called 'Lucy Mission' to study Jupiter's Trojan asteroids.
Question 396. What is the name of the vaccine which is launched for Pneumonia?
  1.    Pneumococcal polysaccharide vaccine
  2.    Pneumococcal conjugate vaccine
  3.    DPT vaccine
  4.    Meningococcal vaccine
 Discuss Question
Answer: Option B. -> Pneumococcal conjugate vaccine


Union Minister for Health and Family Welfare J P Nadda launched new Pneumococcal Conjugate Vaccine(PCV) for Pneumonia. It will provide protection against 13 types of pneumococcal bacteria which results in pneumonia. This is used to vaccinate children under two years old as part of the NHS childhood vaccination programme.


Question 397. On this Neptune-sized planet, NASA scientists detected a strong water signature in the atmosphere.
  1.    HAT-P-16b
  2.    HAT-P-18b
  3.    HAT-P-23b
  4.    HAT-P-26b
 Discuss Question
Answer: Option D. -> HAT-P-26b


National Aeronautics and Space Administration( NASA) scientists detected "a strong water signature" in the atmosphere of a distant Neptune-sized planet called HAT-P-26b. HAT-P-26b has a primitive atmosphere composed entirely of hydrogen and helium.It is located about 437 light-years away, HAT-P-26b orbits a star roughly twice as old as our Sun.


Question 398. What is the total weight of GSAT-9 or the "South Asia" satellite?
  1.    2,320 kg
  2.    2,230 kg
  3.    2,130 kg
  4.    2,310 kg
 Discuss Question
Answer: Option B. -> 2,230 kg


India launched the Geosynchronous Satellite Launch Vehicle (GSLV-F09) carrying the GSAT-9 or the "South Asia" satellite on 5 May with the total weight of 2,230 kg. Initially, it
was to be named "SAARC Satellite" but its name was changed to South Asia Satellite after Pakistan refused to join the project. It was launched from the Satish Dhawan Space
Centre in Sriharikota in Andhra Pradesh. The satellite is meant for providing communication and disaster support and connectivities among the countries of South Asia region.


Question 399. Which country tests a "Lunar Palace" for simulating a lunar-like environment on earth?
  1.    Japan
  2.    India
  3.    China
  4.    Russia
 Discuss Question
Answer: Option C. -> China


China has set up a 160-square-meter (1,720-square-foot) laboratory called as "Yuegong-1", or "Lunar Palace" for simulating a lunar-like environment to test a life-support system that may allow future astronauts to spend longer periods of time in space.


Question 400. What are the names of the two missiles in the Spyder missile?
  1.    Python and Derby
  2.    Solid rocket motor
  3.    Minuteman ICBM
  4.    Anti-tank missile
 Discuss Question
Answer: Option A. -> Python and Derby


Surface-to-air Python and DERby(Spyder) missile system was test fired from the mobile launching complex-III of the Integrated Test Range (ITR) at Chandipur, Odisha. The defence system comprises two missiles - Python and Derby with an active onboard radar which makes the Spyder system more lethal. Both the missiles are smokeless which makes it harder to detect them visually and the launch position.


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