41. Which planet has the largest volcano in the solar system?
a) Earth
b) Mars
c) Venus
d) Mercury
Answer: b) Mars
42. Which planet has the longest day in the solar system?
a) Venus
b) Earth
c) Jupiter
d) Saturn
Answer: c) Jupiter
43. What is the name of the largest canyon in the solar system, located on Mars?
a) Grand Canyon
b) Valles Marineris
c) Olympus Mons
d) Gusev Crater
Answer: b) Valles Marineris
44. Which planet has the largest storm in the solar system, known as the Great Red Spot?
a) Jupiter
b) Saturn
c) Uranus
d) Neptune
Answer: a) Jupiter
45. What is the name of the largest volcano on Earth?
a) Mauna Kea
b) Mount Everest
c) Mount Kilimanjaro
d) Mauna Loa
Answer: d) Mauna Loa
