Description : Which planet is called the sister planet of the earth ?
Last Answer : Venus is often called the sister of the earth.
Description : Why Earth is called the blue planet? (1) Because of two-thirds surface covered by water (2) Because of water laden clouds in the atmosphere (3) Because of pollution in the atmosphere (4) None of these
Last Answer : (1) Because of two-thirds surface covered by water Explanation: Earth is called the blue planet because two-thirds of its surface is covered by water.
Description : Which of the following is called “Blue Planet” ? (1) Saturn (2) Earth (3) Jupiter (4) Mars
Last Answer : Earth