1. Ability to do work is called

2. The number of protons present in the nucleus of one atom of any element is called its

3. What is present in gastric juice?

4. Boiling of an egg is change which is.............?

6. Electron was discovered by?

7. Voltmeter is used for measurement of............

10. The whorl of sepals is called..........

11. The mirror used in the Automobiles are................?

12. Largest bird in the world is

13. Ded red blood corpuscles are stored in.......?

14. Animals are called

15. Algae Clour is

16. ....................... Is a friendly relationship between two organisms

17. ............... React chemically with fat or oil to form soap

19. Leaves are narrow and pointed

20. Rate of flow of charge is called

21. Bacteria are kept in separate kingdom called

22. The formation of ghee from vegetable oil is an example of.............

23. Rusting of iron involves...................?

24. Olfactory nerves links....... and...........

25. The biotic components of the environment Include..............

26. What is the largest gland in the human body?

27. The largest artery is named as

28. The valency of carbon atom is.............?

29. The perpendicular force acting on unit surface area of an object is called...............?

30. The animals which kill and hunt other animals for food called

31. The international system of units was introduced in

32. Convection occurs only in.

33. According to ............. Law Resistance is calculated by dividing voltage by current

34. The heaviest naturally occurring element is..............?

36. The speed of sound is........... Meter per second in iron

37. Deficiency of vitamin_A results in?

38. ............... are reproductive organs of plants.

39. The part of the solution which is less in quantity called

40. The number of naturally occurring elements is

41. Animals are divided into _ large subgroups

42. Plants are called

43. Gear system is an advanced shape of

45. The study of Plants and animals is called

47. Dead plants and animals are

48. Cactus is found in

49. Hailey's comet is visible after every...............?

50. Air contain.................. Nitrogen