1. Coldest planet of the solar system is—
2. Which one of the following is known as 'morning star'?
3. Which elements are abundant in the formation of interior layer of the earth?
4. In the universe, what are pulsars?
5. Which of the following is not the planet of the solar system?
6. Which of the following methods is used for measurement of distance between Earth and planets?
7. Which one of the following stars is nearest?
8. Which one has the possibility of life on planet other than earth, because the environment there is very approachable for life?
9. Which of the following statement in reference to our solar system is true?
10. Which of the following gases was absent in the atmosphere of the primitive earth?
11. In which branch of science you will learn about white dwarfs?
12. Which planet is called 'Evening Star'?
14. The sun takes time to revolve around the center of our milkyway galaxy–
15. Which of the following planets has the least density?
16. Nuclear fuel in the sun is -
17. Astronauts see sky color:
18. Which of the following planet is nearest to Earth?
19. When a rock is brought from the surface of the moon to the earth–
20. Time taken by light from the sun to reach the earth is -
21. Day time of a planet and its tilt on axis are approximately equivalent to day of earth and it’s tilt on axis.
22. Which of the following is not the part of Solar system?
23. Akash Ganga is classified as—
24. The planet nearest to Sun is–
25. Who first propounded that Sun is the centre of Solar system and Earth moves around the Sun?
26. When does solar eclipse occur?
27. Size of the sun is how many times bigger than that of the Earth
28. Who gave the information about black hole at first?
29. The duration of its day and the tilt of its axis are almost the same as those of the Earth. It’s true in reference to-
30. On which of the following planets does the sun rise in the West?
31. Which of the following is not a planet?
32. The atmosphere of Saturn contains which one of the following gas in large quantity?
33. An artificial satellite orbiting around the Earth does not fall down on earth. This is so because the attraction of Earth
34. On the ocean floor, the place closest to the center of the Earth is:
35. Lunar eclipse occurs when
36. Two planets that do not have satellites:
37. The reason for the elliptical appearance of the sun and the moon near the horizon is-
38. ‘Encelandus’ is a moon of which planet?
40. Which is the chief heavenly body of solar system?
41. The tail of a comet is directed away from the sun because
42. Methane is present in the atmosphere of
43. What is the distance of the Earth from the Sun?
45. There is no atmosphere on the moon because-
46. Which of the following planet have maximum number of natural satellites or moon.
47. Which is the heaviest planet?
48. The colour of the star is indicator of—
49. What is true about the planets—
50. How many of the above pairs are correctly matched?
