General Science Test 20

General Science

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1. Moon is a natural satellite of the earth. In how many weeks it completes one orbit around the earth ?


2. The outer covering of the flower is called


3. Which is the smallest planet ?


4. Why rain water is soft but river water is hard ?


5. What happens to iron when it rusts ?


6. Which is the heaviest known metal on earth ?


7. Which planet is nearest to the sun ?


8. Why does a green object look green ?


9. Which planet is closest to the earth ?


10. “Why hand pump water is cold in summer and warm in winter ?


Question 1 of 10