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Geography – Solar System
Duration: 10 Mins.
• The test contains 25 total questions.
• Each question has 4 options out of which only one is correct.
• You have to finish the test in 10 minutes.
• I have read all the instructions carefully and have understood them. I agree not to cheat or use unfair means in this examination. I understand that using unfair means of any sort for my own or someone else’s advantage will lead to my immediate disqualification. The decision of ashishblogssc.in will be final in these matters and cannot be appealed.
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Question 1 of 25
1. Question
1 points1. Which planet has the fastest rotation on its axis?
कौन-सा ग्रह अपने अक्ष पर सबसे तेज़ी से घूमता है?Correct
Explanation: Jupiter completes one rotation in just 9.9 hours
Incorrect
Explanation: Jupiter completes one rotation in just 9.9 hours
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Question 2 of 25
2. Question
1 points2. What causes the tail of a comet to always point away from the Sun?
धूमकेतु की पूंछ हमेशा सूर्य से दूर क्यों होती है?Correct
Explanation: Solar wind and radiation pressure push the tail away from the Sun.
Incorrect
Explanation: Solar wind and radiation pressure push the tail away from the Sun.
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Question 3 of 25
3. Question
1 points3. Which is the hottest planet in the solar system?
सौरमंडल में सबसे गर्म ग्रह कौन-सा है?Correct
Explanation: Venus has a thick CO₂ atmosphere causing extreme greenhouse effect.
Incorrect
Explanation: Venus has a thick CO₂ atmosphere causing extreme greenhouse effect.
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Question 4 of 25
4. Question
1 points4. Which of the following planets has no natural satellite?
निम्नलिखित में से किस ग्रह का कोई प्राकृतिक उपग्रह नहीं है?Correct
Explanation: Venus and Mercury have no natural satellites.
Incorrect
Explanation: Venus and Mercury have no natural satellites.
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Question 5 of 25
5. Question
1 points5. What is the orbital period of Halley’s Comet?
हैली धूमकेतु की कक्षीय अवधि कितनी होती है?Correct
Explanation: Halley’s Comet returns every 76 years.
Incorrect
Explanation: Halley’s Comet returns every 76 years.
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Question 6 of 25
6. Question
1 points6. Which planet has the most number of moons (as of 2025)?
(2025 तक) किस ग्रह के पास सबसे अधिक चंद्रमा हैं?Correct
Explanation: Saturn has 146 confirmed moons
Incorrect
Explanation: Saturn has 146 confirmed moons
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Question 7 of 25
7. Question
1 points7. What is the region beyond Neptune filled with icy bodies called?
नेपच्यून के परे बर्फीले पिंडों से भरे क्षेत्र को क्या कहा जा ता है?Correct
Explanation: The Kuiper Belt contains icy bodies and dwarf planets like Pluto.
Incorrect
Explanation: The Kuiper Belt contains icy bodies and dwarf planets like Pluto.
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Question 8 of 25
8. Question
1 points8. What is the term for the point in a planet’s orbit closest to the Sun?
किसी ग्रह की कक्षा में सूर्य के सबसे पास के बिंदु को क्या कहा जाता हैCorrect
Explanation: Perihelion is when the planet is nearest to the Sun.
Incorrect
Explanation: Perihelion is when the planet is nearest to the Sun.
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Question 9 of 25
9. Question
1 points9. Which planet’s moon is considered the most geologically active?
किस ग्रह का चंद्रमा भूगर्भी य रूप से सबसे अधिक सक्रिय माना जाता है?Correct
Explanation: Io has active volcanoes due to tidal heating.
Incorrect
Explanation: Io has active volcanoes due to tidal heating.
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Question 10 of 25
10. Question
1 points10. Which planet has a day longer than its year?
किस ग्रह का एक दिन उसके एक वर्ष से लंबा होता है?Correct
Explanation: Venus takes 243 Earth days to rotate once; its year is 225 days.
Incorrect
Explanation: Venus takes 243 Earth days to rotate once; its year is 225 days.
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Question 11 of 25
11. Question
1 points11. Which planet has the most tilted axis of rotation?
किस ग्रह का घूर्णन अक्ष सबसे अधिक झुका हुआ है?Correct
Explanation: Uranus has an axial tilt of about 98°, making it appear to roll along its orbit.
Incorrect
Explanation: Uranus has an axial tilt of about 98°, making it appear to roll along its orbit.
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Question 12 of 25
12. Question
1 points12. Which dwarf planet lies in the asteroid belt?
कौन-सा बौना ग्रह क्षुद्रग्रह पट्टी में स्थित है?Correct
Explanation: Ceres is the only dwarf planet in the asteroid belt between Mars and Jupiter.
Incorrect
Explanation: Ceres is the only dwarf planet in the asteroid belt between Mars and Jupiter.
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Question 13 of 25
13. Question
1 points13. What is the main component of the Sun’s atmosphere?
सूर्य के वायुमंडल का मुख्य घटक क्या है?Correct
Explanation: The Sun’s atmosphere is primarily hydrogen (~74%) with helium (~24%).
Incorrect
Explanation: The Sun’s atmosphere is primarily hydrogen (~74%) with helium (~24%).
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Question 14 of 25
14. Question
1 points14. Which planet experiences the longest seasons?
किस ग्रह पर सबसे लंबी ऋतुएँ होती हैं?Correct
Explanation: Due to its extreme axial tilt and long orbit, Uranus has seasons lasting ~21 Earth years.
Incorrect
Explanation: Due to its extreme axial tilt and long orbit, Uranus has seasons lasting ~21 Earth years.
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Question 15 of 25
15. Question
1 points15. Which planet’s ring system is most visible from Earth?
किस ग्रह की वलय प्रणाली पृथ्वी से सबसे स्पष्ट रूप से दिखाई देती है?Correct
Explanation: Saturn’s rings are the brightest and most extensive among all planets.
Incorrect
Explanation: Saturn’s rings are the brightest and most extensive among all planets.
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Question 16 of 25
16. Question
1 points16. What is the solar constant?
सौर नियतांक क्या है?Correct
Explanation: Solar constant is about 1361 W/m².
Incorrect
Explanation: Solar constant is about 1361 W/m².
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Question 17 of 25
17. Question
1 points17. What is the Sun primarily made of?
सूर्य मुख्य रूप से किससे बना है?Correct
Explanation: Hydrogen (~74%) and Helium (~24%) make up the majority of the Sun.
Incorrect
Explanation: Hydrogen (~74%) and Helium (~24%) make up the majority of the Sun.
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Question 18 of 25
18. Question
1 points18. Which layer of the Sun is visible during a total solar eclipse?
पूर्ण सूर्यग्रहण के दौरान सूर्य की कौन-सी परत दिखाई देती है?Correct
Explanation: Corona becomes visible as a halo during total solar eclipses.
Incorrect
Explanation: Corona becomes visible as a halo during total solar eclipses.
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Question 19 of 25
19. Question
1 points19. Which is the densest planet in the solar system?
सौर मंडल का सबसे घना ग्रह कौन-सा है?Correct
Explanation: Earth has the highest average density (~5.52 g/cm³).
Incorrect
Explanation: Earth has the highest average density (~5.52 g/cm³).
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Question 20 of 25
20. Question
1 points20. What defines a planet as a ‘dwarf planet’?
किसी ग्रह को ‘बौना ग्रह’ किस आधार पर कहा जाता है?Correct
Explanation: Dwarf planets fail to clear other debris in their orbital path.
Incorrect
Explanation: Dwarf planets fail to clear other debris in their orbital path.
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Question 21 of 25
21. Question
1 points21. Which planet has the strongest magnetic field?
किस ग्रह का चुंबकीय क्षेत्र सबसे मजबूत है?Correct
Explanation: Jupiter’s magnetic field is 14x stronger than Earth’s.
Incorrect
Explanation: Jupiter’s magnetic field is 14x stronger than Earth’s.
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Question 22 of 25
22. Question
1 points22. What causes auroras on Earth?
पृथ्वी पर ऑरोरा (Northern Lights) का कारण क्या है?Correct
Explanation: Charged particles excite gases in Earth’s atmosphere near poles
Incorrect
Explanation: Charged particles excite gases in Earth’s atmosphere near poles
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Question 23 of 25
23. Question
1 points23. What is the Roche limit?
रोश सीमा क्या है?Correct
Explanation: Roche limit is the minimum distance to a planet before a moon is torn apart by tidal forces.
Incorrect
Explanation: Roche limit is the minimum distance to a planet before a moon is torn apart by tidal forces.
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Question 24 of 25
24. Question
1 points24. What are Trojan asteroids?
ट्रोजन क्षुद्रग्रह क्या होते हैं?Correct
Explanation: They remain in Jupiter’s orbit at Lagrangian points.
Incorrect
Explanation: They remain in Jupiter’s orbit at Lagrangian points.
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Question 25 of 25
25. Question
1 points25. What is the largest volcano in the solar system?
सौरमंडल का सबसे बड़ा ज्वालामुखी कौन-सा है?Correct
Explanation: Olympus Mons is 21 km high and the largest volcano in the solar system.
Incorrect
Explanation: Olympus Mons is 21 km high and the largest volcano in the solar system.
