Question

Which of the following statement is not true for dwarf planet?

• A. It is a small sized celestial body that revolves independently around the sun.
• B. Pluto is a Dwarf planet and takes 248 years to complete one revolution around the Sun.
• C. Pluto is the only Dwarf planet in our Solar system.
• D. Some asteroids are also classified as Dwarf planet.

Answer 1

The correct option is C Pluto is the only Dwarf planet in our Solar system.

Pluto is a Dwarf planet but there are other celestial bodies that can be classfied as Dwarf planet. It revolves independently around the sun and has a revolution period of 248 years. Some asteroids in the solar system are large enough and are also categorized as Dwarf planets.

Example - Ceres is a asteroid in the asteroid belt but it is so big that it is also called a Dwarf planet. Ceres has a diameter of 945 km.