Home» Online Test » Astronomy » Solar System Online Test 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This 'Solar System Online Test' covers questions across all the topics related to our Solar System. Get New Questions in Each Attempt Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 30 1. Which dwarf planet is known for its highly eccentric orbit that takes it far beyond the orbit of Pluto? a) Eris b) Haumea c) Makemake d) Ceres 2 / 30 2. What is the primary component of Venus's atmosphere? a) Nitrogen b) Oxygen c) Carbon dioxide d) Methane 3 / 30 3. Which dwarf planet is considered the largest object in the Kuiper Belt? a) Pluto b) Haumea c) Eris d) Makemake 4 / 30 4. Which spacecraft was the first to directly measure the solar wind? a) Apollo 11 b) Voyager 1 c) Pioneer 10 d) Mariner 2 5 / 30 5. What is the name of the largest moon of Saturn? a) Enceladus b) Titan c) Mimas d) Rhea 6 / 30 6. What is the name of the asteroid belt object that was visited by the Japanese spacecraft Hayabusa2? a) Ryugu b) Bennu c) Itokawa d) Mathilde 7 / 30 7. Which moon of Jupiter is known for its bright, highly reflective surface and its distinctive grooved terrain? a) Io b) Europa c) Ganymede d) Callisto 8 / 30 8. How does the atmospheric pressure at the surface of Venus compare to Earth's? a) It is much lower b) It is slightly lower c) It is about the same d) It is much higher 9 / 30 9. Which Mars rover is equipped with a drill to collect samples of Martian rocks and soil for analysis? a) New Horizons b) Juno c) Curiosity d) Opportunity 10 / 30 10. What is the name of the robotic rover currently exploring the surface of Mars? a) Voyager b) Curiosity c) Opportunity d) Spirit 11 / 30 11. What is the term for the movement of water from the Earth's surface into the atmosphere through evaporation from bodies of water and transpiration from plants? a) Condensation b) Precipitation c) Sublimation d) Evapotranspiration 12 / 30 12. According to Kepler's first law of planetary motion, what shape do planetary orbits trace around the Sun? a) Circular b) Elliptical c) Parabolic d) Hyperbolic 13 / 30 13. Which moon of Jupiter is known for its heavily cratered surface, indicating its ancient geological history and lack of significant geological activity? a) Ganymede b) Europa c) Io d) Callisto 14 / 30 14. What is the solar wind? a) A stream of water particles from the Sun b) A flow of charged particles released from the Sun's atmosphere c) A type of solar radiation d) A gravitational wave from the Sun 15 / 30 15. Which moon of Jupiter is thought to have a subsurface ocean beneath its icy crust, potentially harboring conditions suitable for life? a) Io b) Europa c) Ganymede d) Callisto 16 / 30 16. What effect do tidal forces have on celestial bodies? a) They cause heating and melting of the surface b) They cause earthquakes and volcanic eruptions c) They cause the elongation and deformation of the body d) They cause the body to lose its atmosphere 17 / 30 17. What is the name of a meteoroid that survives its passage through Earth's atmosphere and strikes the ground? a) Meteorite b) Meteoroid c) Meteor d) Comet 18 / 30 18. What is the term for the process by which sediments are deposited in a new location? a) Erosion b) Weathering c) Deposition d) Lithification 19 / 30 19. What phenomenon on Venus is characterized by a slow retrograde rotation, meaning it rotates in the opposite direction of most planets in the Solar System? a) Axial tilt b) Retrograde rotation c) Synodic period d) Orbital resonance 20 / 30 20. Which celestial body exhibits significant tidal forces from both Jupiter and Saturn, resulting in its elongated shape and active cryovolcanism? a) Io b) Europa c) Enceladus d) Titan 21 / 30 21. What are the primary components of the solar wind? a) Helium and oxygen b) Hydrogen and nitrogen c) Protons and electrons d) Neutrons and positrons 22 / 30 22. What is the Oort Cloud? a) A region of space between Mars and Jupiter b) A ring of debris surrounding Saturn c) A region of the outer Solar System beyond Neptune d) A spherical cloud of icy bodies surrounding the Solar System 23 / 30 23. Which space probe was launched to study Pluto and the Kuiper Belt objects beyond it? a) New Horizons b) Juno c) Curiosity d) Opportunity 24 / 30 24. Which gas giant planet exhibits alternating bands of clouds in its atmosphere, known as belts and zones, caused by powerful atmospheric jet streams? a) Jupiter b) Saturn c) Neptune d) Uranus 25 / 30 25. Which Apollo mission was the last to land humans on the Moon's surface? a) Apollo 14 b) Apollo 15 c) Apollo 16 d) Apollo 17 26 / 30 26. Which spacecraft conducted the first soft landing on the far side of the Moon in 2019, deploying the Yutu-2 rover? a) Apollo 11 b) Chang'e 4 c) Chandrayaan-2 d) Luna 2 27 / 30 27. Which ground-based telescope is located in Hawaii and is one of the world's premier observatories for optical and infrared astronomy? a) Hubble Space Telescope b) James Webb Space Telescope c) Keck Observatory d) Chandra X-ray Observatory 28 / 30 28. Which region of a comet's structure is primarily composed of water vapor, carbon dioxide, and other volatile substances? a) Nucleus b) Coma c) Tail d) Ionosphere 29 / 30 29. What is the process by which plants and animals naturally adapt to their environment over time? a) Evolution b) Photosynthesis c) Transpiration d) Respiration 30 / 30 30. What is the name of the large, high-altitude vortex observed at Venus' south pole? a) Venus' Vortex b) Venus' Great Dark Spot c) Venus' South Polar Vortex d) Venus' North Polar Vortex Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Solar System MCQ PDF for Offline Study Share the above MCQs: Click to share on Facebook (Opens in new window) Facebook Click to share on WhatsApp (Opens in new window) WhatsApp Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Reddit (Opens in new window) Reddit
