1. Animals are divided into _ large subgroups

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

3. Air contain.................. Nitrogen

4. Plants are called

5. Voltmeter is used for measurement of............

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

7. Largest bird in the world is

8. Rate of flow of charge is called

9. The largest artery is named as

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

11. Dead plants and animals are

12. The whorl of sepals is called..........

13. Gear system is an advanced shape of

16. Cactus is found in

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

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

19. Leaves are narrow and pointed

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

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

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

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

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

27. Deficiency of vitamin_A results in?

28. Convection occurs only in.

29. Algae Clour is

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

32. Ability to do work is called

34. Rusting of iron involves...................?

35. What is present in gastric juice?

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

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

38. Bacteria are kept in separate kingdom called

39. The number of naturally occurring elements is

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

41. Olfactory nerves links....... and...........

42. ............... are reproductive organs of plants.

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

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

45. Electron was discovered by?

46. The study of Plants and animals is called

47. Animals are called

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

50. The international system of units was introduced in