Astronomy 1000+ MCQ with answer for CLAT PG

1. Sunspots are
A. undulations on the solar surface
B. huge magnetic storms on the solar surface
C. places with adequate sunshine
D. places of tourist importance
Answer : B

2. Earth ranks _____ in the Solar System away from the Sun.
A. 5th
B. 4th
C. 6th
D. 3rd
Answer : A

3. Relatively cool spots of the Sun are called __ while relatively hot spots of the Sun are called __.
A. Fusionspot, Facu1ae
B. Sunspot, Faculae
C. Faculae, Sunspot
D. Sunspot, Hotspot
Answer : B

4. Period of sunspot cycle is
A. 11 years
B. 15 years
C. 21 years
D. 33 years
Answer : A

5. Which star has the largest percentage In the universe
A. Single stars
B. Binary stars
C. Multiple stars
D. Cephied stars
Answer : C

6. An imaginary belt of 12 constellations or group of stars la called
A. Zodiac
B. Steller group
C. Pulsar
D. Zodiacal light
Answer : A

7. A meteor is
A. a rapidly moving star
B. a piece of matter which has entered the earth's atmosphere from outer space
C. part of a constellation
D. a comet without a tail
Answer : B

8. A Light Year measures
A. A unit of velocity
B. A unit of distance
C. A unit of pressure
D. A unit of time
Answer : B

9. Halley's comet visits us after every.
A. 66 years
B. 76 years
C. 86 years
D. 96 years
Answer : B

10. Sun revolves around galaxy once in every 250 million years, this length of time is called _____.
A. Cosmic or Galactic Year
B. Mean Solar Year
C. Sidereal Year
D. Leap Year
Answer : A

11. In which direction la the Tropic oC Capricorn in relation to the Equator?
A. North
B. South
C. East
D. West
Answer : B

12. Distance between the Moon and the Earth is
1. Approximately 386000 km
2. 1.25 light seconds
A. Only 1
B. Only 2
C. Both land 2
D. None of these
Answer : C

13. The dark patches, associated with the Sun storms present in Sun are called
A. Sunspots
B. Pulsars
C. White Dwarfstar
D. Supernova
Answer : A

14. Which one of the following stars is nearest to the Earth?
A. Polaris
B. Alpha Centauri
C. Sun
D. Sirius
Answer : C

15. Polar diameter of the Eearth is.
A. 17214 km
B. 12741 km
C. 12714 km
D. 17124 km
Answer : C

16. A family or system of millions and millions of stars are called ____.
A. Universe
B. Solar System
C. Galaxy
D. Asteroids
Answer : A

17. Oldest object in the Solar System is __.
A. Titania
B. Titan
C. Miranda
D. Europa
Answer : C

18. Shoemaker-Levy 9 is a
A. Meteors
B. Pole Stars
C. Comets
D. Stars
Answer : C

19. Which is the second largest satellite in the Solar System?
A. Titan
B. Charon
C. Ganymede
D. Europa
Answer : A

20. Which two Planets do not have any satellites?
A. Venus and Mercury
B. Venus and Uranus
C. Venus and Neptune
D. Mercury and Uranus
Answer : A

21. What is the primary cause of seasonal change on the surface of the earth?
A. Earth's revolution and inclination of its axis
B. Revolution
C. Earth's rotation and inclination of its axis
D. Rotation
Answer : A

22. What is a narrow waterway separating two bits of land called?
A. A bay
B. A gulf
C. A strait
D. An isthmus
Answer : C

23. Orion and Great Bear stand for ______.
A. star
B. planet
C. Solar System
D. Constellation
Answer : D

24. The name of our galaxy is _______
A. Alfa Centauri
B. Proxima Centauri
C. Milky Way
D. Neptune
Answer : C

25. The date on which the Sun is vertical over the 'Tropic of Cancer' is
A. June-21
B. December-22
C. March-21
D. September-23
Answer : A

26. The inclination of the earth's axis, i.e. the earth's axis is tilted at an angle from perpendicular to the orbital plane or makes an angle with the plane of the earth's orbit. What are these respective angles?
A. ${90}^0$
B. $23{\frac{1}{2}}^0$
C. $0^0$
D. $66{\frac{1}{2}}^0$
Answer : B

27. Which of the following statements prove(s) that the earth Is spherical?
The Sun rises and sets at different lines in different places.
The shadow cast by the earth on the moon during the lunar eclipse is always circular.
Pictures taken from high alti
A. Only 1
B. 2 and 3
C. I, 2 and 3
D. Only 2
Answer : C

28. The difference between day and night increases as one moves
A. From equator to poles
B. From poles to equator
C. From tropics to equator
D. From plains to mountains
Answer : A

29. The visible surface of the sun is known as
A. Chromosphere
B. Sunspots
C. Sun surface
D. Photosphere
Answer : D

30. What do you call a narrow neck oC land that connects two larger landmasses?
A. Peninsula
B. Isthmus
C. Cape
D. Strait
Answer : B

31. Brightest planet of our Solar System is _____.
A. Venus
B. Mercury
C. Uranus
D. Saturn
Answer : A

32. On which date is the Earth in 'aphelion'?
A. July-4
B. December-22
C. September-23
D. June-21
Answer : A

33. Average density of the Earth is ( relative to water) __.
A. 5.5
B. 4.5
C. 9.5
D. 6.5
Answer : A

34. The group of small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called
A. meteors
B. comets
C. meteorites
D. asteroids
Answer : D

35. When the earth is at its minimum distance from the Sun, it is said to be
A. Perigee
B. Apogee
C. Perihelion
D. Aphelion
Answer : C

36. Which planet la known as a 'Morning Star' as well as an 'Evening Star'?
A. Venus
B. Uranus
C. Mercury
D. Mars
Answer : A

37. The date on which the Sun is vertical over the 'Tropic of Capricorn' is
A. December-22
B. March-21
C. June-21
D. September-23
Answer : A

38. The solar eclipse takes place when
A. The Earth comes between the Sun and the Moon
B. The Moon passes between the Sun and the Earth
C. The Sun comes between the Earth and the Moon
D. The Planets of the Solar System lies on the same plane
Answer : B

39. A celestial body consisting of a gaseous cloud enveloping a bright nucleus moving around the Sun in an elliptical or parabolic orbit so eccentrically that some escapes from the Solar Systems is called
A. Comet
B. Great Bear
C. Meteores
D. Asteroides
Answer : A

40. When the earth is at its maximum distance from the Sun it is said to be in
A. Perigee
B. Apogee
C. Perihelion
D. Aphelion
Answer : D

41. The planet of lowest density (0.69) is __ .
A. Jupiter
B. Saturn
C. Neptune
D. Pluto
Answer : B

42. Rapidly rotating stars emitting intense radio waves are called ___.
A. Pulsars
B. Quasuars
C. Neutron stars
D. All of the above
Answer : A

43. Going into the interior of the earth the weight of an object
A. Increases
B. Decreases
C. Remains unchanged
D. First increases and then decreases
Answer : A

44. Which of the following is known as the Cold Planet?
A. Mars
B. Uranus
C. Jupiter
D. Venus
Answer : C

45. Which planet rotates on its axis from east to west?
A. Venus
B. Uranus
C. Earth
D. Jupiter
Answer : A

46. Nearest star to the earth is _____.
A. Alfa Centaury
B. Sun
C. Proxima Centaury
D. Dog Star
Answer : B

47. Which of the following is known as 'King of Planets'?
A. Earth
B. Jupiter
C. Mercury
D. Venus
Answer : B

48. What is the shape of our galaxy 'Milky Way'?
A. spiral
B. elliptical
C. circular
D. spherical
Answer : A

49. How much is the variation In distance between the Earth and the Sun during aphelion and perihelion?
A. 5000000 km
B. 500000 km
C. 50000 km
D. 5000 km
Answer : A

50. What is the most accurate description of the shape of the earth?
A. a geoid
B. a spherical
C. an oblate sphere
D. a flat disc
Answer : A