1. What is Hubble Classification?

2. Flesh eaters are called:

3. Why some nebulae shine?

4. Important ingredient used in vicks vapor rub is obtained from the plant:

5. What are cyclones?

6. Chromosomes are made up of:

7. A 'clinical death' takes place when:

8. Plants can be made disease resistant by:

9. The process by which small amount of impurities is added into a semiconductor is called:

10. he sharp-bitter taste of saripe fruits is due to high concentration of:

11. A shooting star is

12. The use of antibiotic is a very effective way of killing disease causing bacteria. Sometime people don't finish all of their pills. This can result in:

13. Who was the first Muslim mathematician who used "Zero:

14. Omar Khayyam was

15. Which of the following is a semiconductor?

16. From ecological point of view human beings are taken as:

17. Which of the following is both endocrine and exocrine gland?

18. Sun rises in the east and sets in the west due to the:

19. The major cause of land pollution is:

20. The echo of Big Bang can be heard in the form of: