Mercury is _____.

1. 1. The fastest planet
   2. The largest planet
   3. The largest & fastest planet
   4. The planet nearest to sun

The scientists have found some proofs of presence of life on which of the following planets?

1. 1. Mars
   2. Venus
   3. Jupiter
   4. Mercury

The energy generation in stars is _____.

1. 1. Due to fission and fusion of light nuclei
   2. Solely due to the fusion of heavy nuclei
   3. Mainly due to the fission of heavy nuclei
   4. Mainly due to the fusion of light nuclei

Which is the brightest planet in the Solar system?

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

Which is the brightest comet known to man so far?

1. 1. Shoemaker-Levy
   2. Swift-Tuttle
   3. Kohoutek
   4. Hale-Bopp

Which planet is referred to both as the “Morning Star and the Evening Star”?

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

The extreme day and night temperatures approximately on the moon are respectively _____.

1. 1. 1000°C and 0°C
   2. 500°C and 50°C
   3. 200°C and 100°C
   4. 100°C to 180°C

Triton is a satellite of _____.

1. 1. Neptune
   2. Jupiter
   3. Pluto
   4. Uranus

The correct sequence of the following planets in terms of gravity, in the descending order is _____.

1. 1. Neptune, Uranus, Saturn, Earth
   2. Saturn, Earth, Neptune, Uranus
   3. Earth, Uranus, Neptune, Saturn
   4. Uranus, Earth, Saturn, Neptune

The shape of our milky way galaxy is _____.

1. 1. Elliptical
   2. Spiral
   3. Circular
   4. None of the above