Astronomy Gk Questions and Answers - 2

Question: 6

Which among the following four planets is the biggest in size?

(A) Mars

(B) Venus

(C) Mercury

(D) Earth

Question: 7

The study of heavenly bodies is known as

(A) Astrophysics

(B) Astronomy

(C) Astrology

(D) Astronautics

Question: 8

The densest planet of the solar system is

(A) Uranus

(B) Mercury

(C) Earth

(D) Jupiter

Question: 9

Super Nova is

(A) A dying star

(B) A comet

(C) An asteroid

(D) A black hole

Question: 10

Which of the following gases is most predominant in the Sun?

(A) Ozone

(B) Helium

(C) Hydrogen

(D) Nitrogen