Everyday Science · Astronomy & Universe · page 2 of 15

Planets of Our Solar System MCQs with Answers

Includes 37 past paper MCQs (marked).

Timed quizzes, instant results, track your progress — free

Practice these MCQs in the app

All Everyday Science chapters

Planets of Our Solar System MCQs (11–20)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

Answers and one-liners are hidden. Tap an option to check that question, or show all.

11.
Which planet is full of gases?
Correct Answer: B. Jupiter
One-liner
Jupiter is a gas giant composed mainly of hydrogen and helium with no solid surface.
12.
Which planet has the second highest number of moons?
Correct Answer: B. Saturn
One-liner
Saturn has the second highest number of moons in our solar system, with 146 confirmed moons as of 2023.
13.
Past Paper MCQ
Which planet is the second largest in our Solar System?
Correct Answer: C. Saturn
One-liner
The second largest planet in our Solar System is Saturn, after Jupiter.
14.
Which planet is called the Sister of the Earth?
Correct Answer: B. Venus
One-liner
Venus is called the Sister of the Earth because of its similar size, mass, density, and proximity to our planet.
15.
Which planet is brighter than any other planet in our solar system?
Correct Answer: B. Venus
One-liner
Venus is the brightest planet in our solar system, often called the "Morning Star" or "Evening Star."
16.
Which of the following planet has rings around its surface?
Correct Answer: B. Saturn
One-liner
Saturn is the planet famous for its prominent ring system around its surface.
17.
In July 2024, NASA discovered sulfur on which planet?
Correct Answer: C. Mars
One-liner
In July 2024, NASA discovered sulfur on Mars.
18.
Planet Mercury completes one rotation around the sun in how many days?
Correct Answer: A. 88 days
One-liner
Mercury completes one revolution around the Sun in 88 days, making it the fastest planet in the Solar System.
19.
Which planet is the smallest in our solar system?
Correct Answer: B. Mercury
One-liner
The smallest planet in our solar system is Mercury.
20.
Which planet is Earth's closest neighbor?
Correct Answer: C. Mercury
One-liner
On average, Mercury is Earth's closest planetary neighbor because it spends more time closer to Earth than Venus or Mars due to its smaller orbit.

Previous chapter: Solar System Next chapter: Earth's Motion & Eclipses

Planets of Our Solar System MCQs with Answers

Planets of Our Solar System MCQs (11–20)

Subjects

Exams

Platform

Legal