1. Bronze medal is made up of metal:

2. A body can escape the gravitational pull of the earth if it is thrown up with a velocity of:

3. Which one of the following planets has largest number of natural satellites

4. Magnifying power of a simple microscope can be increased by:

5. Myopia is a defect of human eye. It can be corrected by using a lens called:

6. In humans, most nutrient molecules are absorbed by the:

7. It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of

8. The energy needed to fuel essential body processes is called:

9. Twinkling of stars is caused by:

10. Fossils found in the lowest geological strata are generally most:

11. The planet Mercury completes one rotation around the sun is

12. One of the countries through which equator passes is:

13. Which of the following, lists the four stages of food processing in order?

14. A very important practical application of properties of matter is hocing or "god" practiced by the farmers. This property of matter is called:

15. Evolution can be described as:

16. Night vision is possible with the help of:

17. What is the only source of new alleles?

18. The instrument which is specially designed for recording earth quake wave is called seismograph which measure earth quake waves on a

19. A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect:

20. Polygenic characteristic are controlled by: