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Q1. Who discovered the solar system?
- AGalileo
- BJ.L. Baird
- CCopernicus
- DKepler
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Answer: C) Copernicus
Q2. What are the celestial bodies that revolve around the Sun called?
- APlanet
- Bsatellite
- CAsteroids
- Dcomet
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Answer: A) Planet
Q3. What is the name of a small celestial body that revolves around a planet?
- APlanet
- Bsatellite
- CAsteroids
- Dsolar star
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Answer: B) satellite
Q4. Who formulated the law of planetary motion?
- ANewton
- BKepler
- CCopernicus
- DGalileo
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Answer: B) Kepler
Q5. What is the number of planets revolving around the Sun?
- A8
- B7
- C5
- D6
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Answer: A) 8
Q6. Which of the following is the correct order of planets according to their increasing distance from the Sun?
- AMercury, Venus, Earth, Mars
- BMercury, Earth, Mars, Venus
- CMercury, Mars, Earth, Venus
- DMercury, Mars, Venus, Earth
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Answer: A) Mercury, Venus, Earth, Mars
Q7. Which of the following is the correct order of planets according to their increasing distance from the Earth?
- AMars, Venus, Mercury, Jupiter
- BVenus, Mars, Mercury, Jupiter
- CVenus, Mercury, Mars, Jupiter
- DMars, Venus, Jupiter, Mercury
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Answer: B) Venus, Mars, Mercury, Jupiter
Q8. The descending order of the planets of the solar system according to their size is -
- AJupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars and Mercury
- BJupiter, Saturn, Neptune, Uranus, Earth, Venus, Mercury and Mars
- CJupiter, Saturn, Uranus, Neptune, Earth, Mercury, Mars and Venus
- DJupiter, Saturn, Uranus, Neptune, Venus, Earth, Mars and Mercury
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Answer: A) Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars and Mercury
Q9. Which of the following is not a part of the solar system?
- AAsteroids
- BComet
- CPlanet
- Dnebula
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Answer: D) nebula
Q10. What is a constellation?
- Aa special shape in the sky of stars equidistant from the earth
- BA special shape in the sky of stars that cannot be equidistant from the Earth.
- CA special shape in the sky of the planets of our solar system
- DThe position of stars, planets and satellites in space creates a specific shape in the sky.
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Answer: B) A special shape in the sky of stars that cannot be equidistant from the Earth.
Q11. How many constellations are there in space?
- A87
- B88
- C89
- D90
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Answer: C) 89
Q12. On which planet is Mount Nix Olympia Columbus located?
- AMercury
- BVesper
- CEarth
- DMars, Venus, Jupiter, Mercury
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Answer: D) Mars, Venus, Jupiter, Mercury
Q13. What is the number of terrestrial planets?
- A3
- B4
- C5
- D6
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Answer: B) 4
Q14. Which one of the following is not a terrestrial planet?
- AMercury
- BVesper
- CFortunate
- DSaturn
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Answer: D) Saturn
Q15. What is the number of outer planets or Jupiter-like planets?
- A6
- B5
- C4
- D3
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Answer: C) 4
Q16. Jupiter-like planets do not include -
- ASaturn
- BArun
- CVarun
- DMars, Venus, Jupiter, Mercury
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Answer: D) Mars, Venus, Jupiter, Mercury
Q17. Except which of the following two planets, all other planets revolve around the Sun in anticlockwise direction -
- AMercury and Venus
- BEarth and Venus
- CArun and Varun
- DVenus and Arun
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Answer: D) Venus and Arun
Q18. Who is called the 'father of the solar system'?
- Ato the sun
- Bto the earth
- Cto Jupiter
- Dto Saturn
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Answer: A) to the sun
Q19. The 'exploding star' in the universe is called -
- AComet
- Bmeteor
- Cseductive
- DInnovative star
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Answer: D) Innovative star
Q20. The scientist who first discovered that the Earth revolves around the Sun was-
- ANewton
- BDalton
- CCopernicus
- DEinstein
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Answer: C) Copernicus
Q21. Which of the following is not a planet that ancient Indians considered a planet?
- ASun
- BFortunate
- CVesper
- DSaturn
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Answer: A) Sun
Q22. The gas that helps in the formation of the Sun is-
- Aoxygen and carbon dioxide
- Bhelium and oxygen
- CHelium and nitrogen
- Dhydrogen and helium
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Answer: D) hydrogen and helium
Q23. What is the central part of the Sun called?
- Astratosphere
- Bphotosphere
- Cchromosphere
- Dlithosphere
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Answer: B) photosphere
Q24. What is the part above the Sun called?
- Ahyposphere
- Bphotosphere
- Cchromosphere
- Dstratosphere
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Answer: C) chromosphere
Q25. The sun always rises in the east because -
- Athe earth rotates from west to east
- Bthe earth rotates from east to west
- CIt is located in the east
- Dall of which
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Answer: A) the earth rotates from west to east