1. Which of the following stars is the hotest?

    Blue-white star

    Red star

    Yellow star

    White star

2. Which planet has the largest number of moons?

    Jupiter

    Saturn

    Uranus

    Neptune

3. Which planet spins the fastest?

    Saturn

    Mercury

    Venus

    Jupiter

4. What is the tilt of the earth's axis?

    8.0°

    10.5°

    16.5°

    23.5°

5. How many times brighter than the sun is the brightest star in the sky?

    About 100,000 times

    About 10,000 times

    About 1,000 times

    About 100 times

6. Which galaxy can be seen with the naked eye?

    NGC 1300

    Large Magellanic Cloud

    Andromeda

    Small Magellanic Cloud

7. Which of the following galaxies appears to have been cut in the middle?

    Cygnus A

    Sombrero

    NGC 205

    Centaurus A

8. What is the period of 18 years and 11 days called, at which the earth, the sun and the moon return to the same relative positions in space?

    Saros

    Sidereal year

    Epicycle

    Cosmic year

9. How many days does a leap year have?

    365½

    365

    366

    365¼

10. Which planet's gravity is more than double the earth's?

    Saturn

    Mars

    Jupiter

    Uranus

11. When is Halley's Comet likely to return to the solar system?

    Year 2041

    Year 2051

    Year 2061

    Year 2071

12. Which of the following type of stars has the least mass?

    Brown dwarf

    Binary star

    White dwarf

    Red giant

13. Which one of the following is called as 'Earth-grazers'?

    Those asteroids which come closer to the earth than Venus does.

    Those asteroids which come closer to earth than Mercury does.

    Those asteroids which fall on earth.

    Those asteroids which enter the orbit of the earth around the sun.