1000+ Astronomy MCQ for IIFT [Solved]

1. 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

2. A swarm of small bodies in between the two Planets of Solar System is called 'asteroids' which are those two Planets?
A. Mars and Jupiter
B. Earth and Venus
C. Neptune and Pluto
D. Jupiter and Saturn
Answer : A

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

4. 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

5. What is the unit of measurement of distance between celestial bodies?
A. Light year
B. Nautical mile
C. Statute mile
D. Kilometre
Answer : A

6. Presently the farthest planet from the Sun is _____.
A. Pluto
B. Neptune
C. Uranus
D. Venus
Answer : A

7. Equatorial circumference of the Earth is
A. 40067 km
B. 50067 km
C. 4067 km
D. 5067 km
Answer : A

8. Big Bang Theory' explains
A. the formation of universe
B. the origin and evolution of earth's crust
C. formation of Solar System
D. formation of constellation
Answer : A

9. Which two planets do not have any satellites?
1. Mercury
2. Venus
3. Saturn
4. Pluto
A. 1 and 2
B. 2 WtQ 3
C. 3 and 4
D. 1 and 4
Answer : A

10. What is significant about the town of Greenwich?
A. The International Date Line passes through it
B. The 0° (Zero) meridian passes through it and therefore the world sets its time by it
C. It is at 180� longitude
D. It is a major horological research centre in Britain
Answer : B

11. When the Sun is vertically overhead along the Tropic of Capricorn at mid-day
A. days and nights are of equal lengths in the Northern Hemisphere
B. Nights are longer than days in the Southern Hemisphere
C. Days and nights are of equal lengths at the poles
D. Night is equal to 24 hours at the North Pole
Answer : D

12. What is the average radius of the Earth?
A. 6071km
B. 6571km
C. 6371km
D. 6771 km
Answer : C

13. On the summer solstice in the Northern Hemisphere which of the hollowing latitudes will have the longest night?
A. 45°S
B. 60°S
C. 60°N
D. 45°N
Answer : B

14. To a space traveller stationed in Moon, during the day time the lunar sky will appear
A. Blue
B. White
C. Black
D. Crimson Red
Answer : C

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

16. The permanent tilt of the Earth's axis and the revolution of the Earth in its orbit together cause
A. Day and night
B. Varying lengths of day and night at different times of the year
C. Differences in time between places on different meridians
D. The deflection of winds
Answer : B

17. 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

18. 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

19. Largest planet of our Solar System is _____.
A. Jupiter
B. Mars
C. Saturn
D. Uranus
Answer : A

20. Which planet rotates on its axis from north to south?
A. Uranus
B. Venus
C. Mars
D. Pluto
Answer : A

21. How many degrees north and south are the Tropics?
A. 47 degrees
B. 23.5 degrees
C. 12 degrees
D. 30 degrees
Answer : A

22. What is peninsula?
A. A narrow belt of land
B. A mountainous island
C. A piece of land surrounded by water on three sides
D. A range of hills
Answer : C

23. Which of the following statements best describes longitudes?
A. An imaginary line on the earth's surface joining the north and south pole
B. The angular distance east or west of the Greenwich Meridian
C. The distance of place east or west of the Greenwich Meridian
D. The position of a place on the Earth surface with reference to the Prime Meridian
Answer : B

24. 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

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

26. What is the name of the planet which takes 88 days to make one revolution of the Sun?
A. Venus
B. Mercury
C. Pluto
D. Neptune
Answer : B

27. All asteroids collectively revolve around the
A. Sun
B. Planet
C. Satellite
D. Moon
Answer : A

28. Which one of the following conditions is moat relevant for the presence of life on Mars?
A. Atmospheric composition
B. Thermal conditions
C. Occurrence of ice caps and frozen water
D. Occurrence of ozone
Answer : C

29. How much time (approximately) does the light from the nearest star to the Sun take in reaching the earth?
A. 4.3 seconds
B. 4.3 years
C. 4.3 minutes
D. 4.3 hours
Answer : B

30. The atmosphere of Venus contains large quantity of
A. Carbondioxide and sulphuric acid
B. Carbondioxide and nitric acid
C. Nitrogen and sulphuric acid
D. Nitrogen and nitric acid
Answer : A

31. Lunar eclipse means
A. Direction or path of the Moon
B. The Moon comes between the Sun and the Earth
C. The Earth comes in between the sun and the Moon and the centres of all the three come on the same straight line
D. The average angle made by a line drawn from the Moon to the Earth
Answer : C

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

33. The term 'syzygy' is referred to when the
A. Earth is at prihelion and Moon at perigee
B. Earth is at aphelion and Moon at apogee
C. Moon and Sun are at right angles with reference to the Earth
D. Moon, Sun and Earth lie along a straight line
Answer : C

34. A 'black hole' is a body in space which does not allow any radiation to come out. This property is due to its
A. Very small size
B. Very large size
C. Very high density
D. Very low density
Answer : C

35. 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

36. 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

37. 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

38. Which planet does take the least time in completing one revolution around the Sun?
A. Earth
B. Venus
C. Mercury
D. Mars
Answer : C

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

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

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

42. What does perigee mean?
A. The position of the moon farthest from the earth
B. The position of the earth nearest to the Sun
C. The position of the moon nearest to the earth
D. The position of the earth farthest from the Sun
Answer : C

43. What is the geographical term for land's end, that tip of land which projects into the sea?
A. A headland
B. A spit
C. A peninsula
D. A cape
Answer : D

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

45. Polar circumference of the Earth is
A. 40000 km
B. 4000 km
C. 50000 km
D. 5000 km
Answer : A

46. How much time is taken by the Moon in completing one revolution around the Earth?
A. 27 days
B. 29 days
C. 29.32 days
D. 27.32 days
Answer : D

47. 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

48. Which of the following planets is called 'blue planet'?
A. Venus
B. Earth
C. Mars
D. Uranus
Answer : B

49. Our Solar System is an orderly community of _____.
A. One star
B. Two stars
C. Three stars
D. Four stars
Answer : A

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