Astronomy Question Answer For All Competitive Examination

Hello friends, आज मैं आप लोगो के लिए Astronomy के Question and Answer लेकर आया हू| जो कि Astronomy Question Answer है तथा ये सभी  Competitive Examination के लिए बहुत ही महत्वपूर्ण है , General Science के विभिन्न भागो में से Astronomy  एक प्रमुख भाग है,तथा यह सभी प्रश्न World Geography में भी पूछा जाता है| जैसा कि आप लोग जानते है चुनाव का समय आने वाला है और बहुत सी vacancy आने वाली है और कुछ आई हुई है, तो दोस्तों आप लोग अभी से पढाई पर लग जाइये और इन सभी  Astronomy Question Answer को जरुर पढ़े | ये सभी Astronomy Questions,  Previous Years के Exams में कई बार पूछा गया है, मैं आशा करता हु कि हो सकता है इस बार भी यह प्रश्न पूछा जाये तो दोस्तों इन सभी Astronomy Question Answer को जरुर पढ़े|

Astronomy Question Answer For All Competitive Examination

Note:- दोस्तों यंहा पर हम आप लोगो को कुल 48 प्रश्न और उनके 4 विकल्प दे रहें है इनमे से कोई एक उत्तर सही है और सही उत्तर का Answer Sheet पोस्ट के सबसे निचे दिया गया है| यह सभी प्रश्न UPSC, PCS,CDS, NDA, UPSSSC, SSC & Railway की परीक्षा के लिए उपयोगी है| अपने दोस्तों तक साझा भी करे जिससे कि अधिक से अधिक लोग इसका लाभ ले सके |

1.Who speculated that our universe is expanding?

  1. Newton
  2. Edwin Hubble
  3. Galileo
  4. Copernicus

2. Who had propounded the planetary laws?

  1. Newton
  2. Kepler
  3. Galileo
  4. Copernicus

3. Who had proved first that our earth and other planets are revolving:

  1. Aristotle
  2. Galileo
  3. Copernicus
  4. Edwin Hubble

4. Which one of the following elements occurs most abundantly in our universe?

  1. hydrogen
  2. nitrogen
  3. helium
  4. oxygen

5. The stellar and solar source of energy is:

  1. Nuclear fusion
  2. Nuclear fission
  3. electromagnetic induction
  4. electromotive force

6. The device used to measure the diameters of stars and or galaxy (milky way) is called:

  1. photometer
  2. barometer
  3. viscometer
  4. interferometer

7. What is the difference between asteroids and comets?

  1. Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by a rocky and metallic material.
  2. Asteroids are found mostly between the orbits Jupiter and Mars, while comets are found mostly between Venus and Mercury.
  3. Comets show a perceptible glowing tail, while asteroids do not.

Which of the statements given above is/are correct?

  1. 1 and 2 only
  2. 1 and 3 only
  3. 3 only
  4. 1,2 and 3

8. The planet which has the largest number of satellites is:

  1. Saturn
  2. Jupiter
  3. Mars
  4. Neptune

9. Which one of the following planet is also called morning star or evening star?

  1. Mercury
  2. Venus
  3. Mars
  4. Saturn

10. The planet which completes one revolution in 88 days around the sun is:

  1. Mercury
  2. Venus
  3. Mars
  4. Saturn

Astronomy Question Answer For All Competitive Examination

11. The planet whose density is less than water and on keeping at the water surface it starts to float:

  1. Mercury
  2. Venus
  3. Saturn
  4. Mars

12. The nearest star to the sun is:

  1. beta century
  2. alpha century
  3. gamma century
  4. proximal century

13. The planet Neptune was discovered by:

  1. Galley
  2. Galileo
  3. kepler
  4. Newton

14. The nearest planet from the sun is:

  1. Mercury
  2. Venus
  3. Earth
  4. Mars

15. The smallest planet of the solar system is:

  1. Saturn
  2. Jupiter
  3. Neptune
  4. Uranus

16. Which of the following is not a planet of a solar system?

  1. Mercury
  2. Florida
  3. Venus
  4. Saturn

17. Which one of the following star is the nearest to the earth?

  1. Pole Star
  2. Comet
  3. Sun
  4. Asteroid

18. The small groups of planetary pieces which are confined and revolving between Mars and Jupiter are called:

  1. Meteors
  2. Comet
  3. Celestial bodies
  4. Asteroids

19. Halley’s comet completes one revolution around the sun in:

  1. 40 years
  2. 46 years
  3. 60 years
  4. 76 years

20. Which year man firstly landed o the moon?

  1. 1963
  2. 1965
  3. 1969
  4. 1972

21. From the space, the sky appears to an astronaut

  1. Blue
  2. Red
  3. White
  4. Black

22. Which of the following is also known as the red planet?

  1. Mercury
  2. Venus
  3. Mars
  4. Saturn

23. The earth revolves around the sun in:

  1. 360 days
  2. 365 days
  3. 365.25 days
  4. 24 hrs

24. Paris based minor planet center of Internation Astronomical Union (IAU) has given a new name to the planet Pluto which is:

  1. 134340
  2. 238380
  3. Iris
  4. Nixe

Astronomy Question Answer For All Competitive Examination

25. The new name of the celestial body Xena-2003 UB 313 given by IAU is:

  1. Sires
  2. Iris
  3. Gabrieli
  4. Dysomia

26. planet Saturn is:

  1. Cooler than Pluto
  2. Cooler than Neptune
  3. Hotter than Neptune
  4. Hotter than Jupiter

27. Who gave the first information regarding the Black Hole:

  1. Copernicus
  2. Herman Bondy
  3. Rutherford
  4. S. Chandrashekhar

28. What is the distance of the earth from the Sun?

  1. 107.7 million km
  2. 142.7 million km
  3. 146.6 million km
  4. 149.6 million km

29. Which one of the following is also called Blue planet or Green planet:

  1. Mars
  2. Earth
  3. venus
  4. Saturn

30. The planet where there exists a situation like the pressure cooker is:

  1. Jupiter
  2. Mars
  3. Venus
  4. Mercury

31. If the radius of the earth is reduced by half, then the day-night on the earth would be of:

  1. 6 hrs
  2. 12 hrs
  3. 18 hrs
  4. 36 hrs

32. The planet Pluto has been abandoned from the group of conventional planets and kept in the group of dwarf planets by a summit (conference) held in-

  1. Prague
  2. Paris
  3. London
  4. Geneva

33. The planet nearest to the earth is:

  1. Mercury
  2. Venus
  3. Mars
  4. Jupiter

34. The earth has the size among all the planets:

  1. fifth
  2. third
  3. fourth
  4. seventh

35. The largest satellite of the planet Jupiter is:

  1. Ganymede
  2. Uropa
  3. Calisto
  4. None of these

36. The largest satellite of the planet Saturn is:

  1. Atlas
  2. Titan
  3. This
  4. None of these

Astronomy Question Answer For All Competitive Examination

37. Who had invented the planet Uranus?

  1. William Herschel
  2. William Jhon
  3. Max Dewar
  4. None of these

38. The planet whose relevancy as a planet has been ended at Prague Summit of IAU is:

  1. Uranus
  2. Pluto
  3. Mars
  4. Ceres

39. The back part of the moon is always calm and dark which is called:

  1. sea of tranquility
  2. ocean of storms
  3. both of these
  4. none of these

40. Which one of the following is the most elevated place on the moon’s surface?

  1. Leibnitz mountain
  2. Dream mountain
  3. Black Mountain
  4. None of these

41. The area of the moon’s surface where there is no evidence of the of water is called:

  1. ocean of storms
  2. areas of storms
  3. any of these
  4. None of these

42. The sky appears black from the moon because of:

  1. lack of atmosphere
  2. lack of cloud
  3. none of these
  4. lack of oxygen

43. The value of escape velocity on the moon’s surface is:

  1. 3.4 km/sec
  2. 2.4 km/sec
  3. 11.2 km/sec
  4. 5.6 km/sec

44. On which one of the following planets, the maximum value of escape velocity is to be found

  1. Venus
  2. Jupiter
  3. Mars
  4. Mercury

45. Which one of the following has a minimum value of escape velocity on its surface?

  1. Moon
  2. Earth
  3. Mars
  4. Mercury

46. What portion of the moon is visible from the earth’s surface?

  1. 47%
  2. 34%
  3. 21%
  4. 41%

47. At present how many planets are in existence?

  1. 9
  2. 8
  3. 7
  4. None of these

48. An astronaut who landed or stepped down first on the surface of the moon is:

  1. Neil Armstrong
  2. Yuri Gagarin
  3. Denial Pearl
  4. None of these

Answer Sheet

1  (b)2  (b)3   (c)4  (a)5  (a)6  (d)7  (c)8  (a)
9   (b)10  (a)11  (c)12  (d)13  (a)14  (a)15  (a)16  (b)
17  (c)18  (d)19  (d)20  (c)21  (d)22  (c)23  (c)24  (a)
25  (b)26  (c)27  (d)28  (d)29  (b)30  (c)31  (a)32  (b)
33  (a)34  (a)35  (b)36  (d)37  (a)38  (b)39  (a)40  (a)
41  (a)42  (a)43  (b)44  (b)45  (a)46  (d)47 (b)48  (a)
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