Class-3-Science Olympiad MCQ Question and Answer
Class-3-Science Olympiad MCQ Question and Answer
72. __________ part of the earth's surface is covered by water.
- One third
- Two third
- One fourth
- Three fourth
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
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)
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
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
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