46. Which planet is known for its beautiful rings?
a) Uranus
b) Saturn
c) Jupiter
d) Neptune
Answer: b) Saturn
47. What is the name of the largest volcano in the solar system, located on Mars?
a) Olympus Mons
b) Mount Everest
c) Mauna Kea
d) Mount Kilimanjaro
Answer: a) Olympus Mons
48. Which planet has the shortest year in the solar system?
a) Mercury
b) Venus
c) Earth
d) Mars
Answer: a) Mercury
49. What is the name of the largest canyon on Earth?
a) Grand Canyon
b) Valles Marineris
c) Hudson Canyon
d) Bering Canyon
Answer: a) Grand Canyon
50. Which planet has the highest mountain in the solar system?
a) Earth
b) Mars
c) Venus
d) Mercury
Answer: b) Mars
