Question

Which one of the following is a terrestrial planet?
a: Jupiter
b: Mars
c: Neptune
d: Saturn

Answer 1

Hint: There are a total of eight planets in our solar system. Pluto has been recently dropped from planets because there are other objects found in our solar system which have properties like pluto. Hence pluto is now called a dwarf planet.

Complete answer:

Option a: Jupiter is the fifth planet from the sun. It is the largest planet of our solar system. This planet is fully covered with the swirling cloud stripes. Jupitar is a jovian planet. Hence this planet is not terrestrial. This is the incorrect answer.

Option b: Mars is the fourth planet from the sun. This planet is the second smallest in our solar system. This planet is often referred to as the ‘Red Planet’. Mars is the terrestrial planet. This is the correct answer.

Option c: Neptune is the eight planet from the sun. This is the farthest planet from the sun which is known to us. This is the most dense planet of our solar system. Neptune is a jovian planet. Hence this planet is not terrestrial. This is the incorrect answer.

Option d: Saturn is the sixth planet from the sun. This is the second largest planet of our solar system. This is a giant gas planet. Saturn is a jovian planet. Hence this planet is not terrestrial. This is the incorrect answer.

Option b is the correct answer because among the given options, mars is the only terrestrial planet.

Note: A planet which is primarily composed of silicate rocks or metals is called a rocky or terrestrial planet. The planet near to the sun are terrestrial planets. Earthlike planets are called terrestrial planets.