1. lightest metal is__________? 

2. Cow milk is a rich source of____________? 

3. A colloidal system in which a liquid is dispersed into a liquid is called_________?

4. The human heart is _______ ?

5. What is the Medical term for Fever?

6. 6 Elements are made of _________? 

7.  Who is the founder of solar system? 

8. Which part of the Camera is analogue to the retina in the human eye? 

9.  Atom was a name given by ____________ ? 

10. In whole Periodic Table which element Is Most Reducing Agent ? 

11. Battery was invented by__________?

12. Nail polish remover contains___________? 

13.  The distance b/w Earth and Moon is___________?

14. In human, Which body part develop first ?

15. A man can survive without food for atleast?

16. The protein content in wheat is approximately__? 

17. Chemical name of vinegar is _____________? Sodium Nitrate

18. An instrument to detect the purity of milkis____________?

19. 61 Carbon dioxide was discovered by_______? 

20. Which of the following is a component of soap? 

21.  Which is the outermost planet in the solar system?

22.  The inner most part of the earth is__________?

23. What is the average weight of Human Heart?

24. The blueness of the sky is mainly due to_____________?

25. Nephology is study of_____________? 

26. Which of the following invention is oldest ? 

27. All of the following are electromagnetic radiations except__________? 

28. Growth is provided by________? 

29.  Who discovered blood circulation? 

30. Cover of the capsule is made of__________?