Class-3-Science Olympiad MCQ Question and Answer

Class-3-Science Olympiad MCQ Question and Answer
71. The first man to walk on the moon was a/an
  • American
  • British
  • Russian
  • Indian
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72. __________ part of the earth's surface is covered by water.
  • One third
  • Two third
  • One fourth
  • Three fourth
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73. Which of the following is not true about the sun ?
  • It is made up of a huge mass of very hot gases
  • It looks bigger because it is the only big star found in the galaxy
  • It provides heat and light energy forthe living things to survive on earth
  • It is not safe to look directly at the sun with our naked eye
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74. Which of the following statements is true ?
  • The Moon orbits around the Earth's center
  • The Earth and the Moon each orbit around a common center
  • The Earth orbits around the Moon's center
  • Both (A) & (B)
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75. In the given figure which alphabet is representing the Earth ?
  • P
  • Q
  • R
  • Either P or R
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76. The Earth is round like a ball but it appears flat to us because
  • The Earth spins about its axis
  • The Sun covers the remaining part
  • We can see only a part of the Earth
  • Earth is bigger than Moon
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77. Which of the following is the third planet from the Sun ?
  • Earth
  • Pluto
  • Mars
  • Jupiter
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78. Which of the following remains same on Earth and the Moon ?
  • Sound
  • Mass
  • Length
  • Force
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79. Our solar system consists of eight planets. These are of various shapes and sizes. Which of the following planets is with a ring ?
  • Earth
  • Pluto
  • Jupiter
  • Saturn
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80. It takes twenty-four hours for one rotation of ________
  • The Sun on its axis
  • Earth on its axis
  • Moon on its axis
  • The solar system
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