Class-3-Science Olympiad Questions and Answers

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Q71
The first man to walk on the moon was a/an
  • A American
  • B British
  • C Russian
  • D Indian
Answer: Option A
Q72
__________ part of the earth's surface is covered by water.
  • A One third
  • B Two third
  • C One fourth
  • D Three fourth
Answer: Option D
Q73
Which of the following is not true about the sun ?
  • A It is made up of a huge mass of very hot gases
  • B It looks bigger because it is the only big star found in the galaxy
  • C It provides heat and light energy forthe living things to survive on earth
  • D It is not safe to look directly at the sun with our naked eye
Answer: Option B
Q74
Which of the following statements is true ?
  • A The Moon orbits around the Earth's center
  • B The Earth and the Moon each orbit around a common center
  • C The Earth orbits around the Moon's center
  • D Both (A) & (B)
Answer: Option A
Q75
In the given figure which alphabet is representing the Earth ?
  • A P
  • B Q
  • C R
  • D Either P or R
Answer: Option B
Q76
The Earth is round like a ball but it appears flat to us because
  • A The Earth spins about its axis
  • B The Sun covers the remaining part
  • C We can see only a part of the Earth
  • D Earth is bigger than Moon
Answer: Option C
Q77
Which of the following is the third planet from the Sun ?
  • A Earth
  • B Pluto
  • C Mars
  • D Jupiter
Answer: Option A
Q78
Which of the following remains same on Earth and the Moon ?
  • A Sound
  • B Mass
  • C Length
  • D Force
Answer: Option B
Q79
Our solar system consists of eight planets. These are of various shapes and sizes. Which of the following planets is with a ring ?
  • A Earth
  • B Pluto
  • C Jupiter
  • D Saturn
Answer: Option D
Q80
It takes twenty-four hours for one rotation of ________
  • A The Sun on its axis
  • B Earth on its axis
  • C Moon on its axis
  • D The solar system
Answer: Option B

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