2. 1.The various patterns formed by different groups of stars are called constellations. 2.Ursa Major or Big Bear is a constellation.

Which of the statements given above is/are NOT correct?

3.Which of the following statements is/are correct?

1. Jupiter and Uranus have rings around them. 2. Planets have their own heat and light.

4.1. Mercury is considered as ‘Earth’s-twin’ because its size and shape are very much similar to that of the earth. 2.Venus takes only about 88 days to complete one round along its orbit.

5.1.Earth is the third closest planet to the sun and slightly flattened at the poles. 2.The Moon appears so big because it is nearer to the earth than other celestial bodies.

6.Which of the following statements is/are correct?

1.Asteroids are found between the orbits of Mars and Jupiter. 2.A galaxy is a huge system of billions of stars and clouds of dust and gases.

7. Which of the following are Celestial Bodies:

1.Sun 2.Moon 3.Earth 4.Meteoroids

8.1.Some celestial bodies are very big and hot. 2.They are made up of gases.3.Proxima Centauri is the closest star to earth

9.What are various patterns formed by different groups of stars called?

10.Ursa Major or Big Bear is related to

11.1.The earth is a planet, it gets all its heat and light from the sun. 2.The earth is the fourth nearest planet to the sun and according to the size, it is the third-largest planet.

12.On the basis of increasing distance from the Sun, choose the correct order of the planets?

13.Which of the following planets are inner planets?

Mercury Venus Mars Jupiter

14.Assertion: Rotation period of Mercury around the Sun is the shortest among all planets of the Solar System.

Reason: Mercury is the nearest planet to the Sun.

15.The asteroid belt is found between which of the following planets?

16.Assertion: The shape of the earth is described as Geoid.

Reason: Earth is slightly flattened at the poles.

17.Which of the following are part of the solar system?

1.Planets 2.Satellite 3.The Sun 4.Meteoroids

18. 1. The sun provides the pulling force that binds the solar system. 2.The sun is the ultimate source of heat and light for the solar system.

19.Which is the largest and smallest planet in our solar system?

20.Which are the two planets compare to the other planets of the solar system in the opposite direction?

21.In our solar system, which planets do not have a single moon?

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

22.1. Jupiter has more than 75 moons. 2.It has 53 named moons, rest awaiting confirmation of their discovery.3. Mars has two moons named Phobos and Deimos.

23.1.Saturn has 53 known moons with an additional 29 moons awaiting confirmation of their discovery—that is a total of 82 moons. 2.Uranus has 27 known moons, and they are named after characters from the works of William Shakespeare and Alexander Pope.

24.1.Neptune has 14 known moons 2.which are named after sea gods and nymphs in Greek mythology

25.Which of the statements given above is/are correct?

1.A satellite revolves around the planets, as well as the sun. 2.The earth’s satellite moon’s diameter is half that of the earth.

26.Who was the famous astronomer of ancient India?

27.Assertion: Only one side of the moon is visible to us on the earth.

Reason: The time taken to complete one rotation of the earth through the Moon is more than the time it takes to complete one revolution on its axis.

28.1.The small pieces of rocks which move around the sun are called meteoroids. 2.The whitish glowing path across the sky from one end to another, which is a cluster of millions of stars. This band is called the Milky Way.

29.1.The Torrid Zone receives the maximum heat. 2.The angle of the sun’s rays goes on increasing towards the poles.

30.1. As the earth rotates from west to east those places east of Greenwich will be ahead of Greenwich time and those to the west will be behind it. 2.There will be a difference of about 1 hour and 45 minutes in the local times of western most and eastern most point in india.

Which of the statements given above is/are correct?

31. Regarding the Equator, consider the following statements:

1.The equator represents the zero degree latitude. 2. Each point of the equator is equidistant from both poles. 3 .The angular distance of the north or south pole from the equator is called longitude.

Which of the statements given above are correct?

32.Which point(s) is/are known as the basic reference point?

33.Which of the following pairs are not correctly matched?

1.Area between Tropic of Cancer and Tropic of Capricorn- Torrid Zone2.Area between Tropic of Cancer and Arctic Circle- Frigid Zone3.Area between Antarctic Circle and South Pole- Temperate Zone

34.1.All parallel circles from the equator up to the poles are called latitudes. 2. The size of all parallels of latitude are the same.

35.What is that line of reference which connects the North Pole with the South Pole?

36.With reference to the meridians of longitude, consider the following statements:

1.The meridians of longitude are semicircular. 2.When we move towards the poles, the area between them decreases and at poles, it becomes zero. 3.The length of meridians of longitude is equal.

37.Determination of the standard time of any place is based on:

38.Which of the following statements is/are correct?

1 .The Prime Meridian and 180° meridian divide the earth into two equal halves, the Eastern Hemisphere and the Western Hemisphere. 2.180° East and 180° West meridians are on the same line.

39..Assertion : Those places east of Greenwich will be ahead of Greenwich time and those to the west will be behind it.

Reason : The Earth rotates around its imaginary axis from east to west.

40.How much does the Earth take to rotate 1° in its axis?

41.If a place is located 20° east from Greenwich, then what will be the difference between Greenwich and the time of that place?

42.Which longitudinal line of India is considered as the local time of India?

43.What is the difference between India Standard Time and Greenwich Mean Time?