1. The study of Plants and animals is called

4. Voltmeter is used for measurement of............

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

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

7. Olfactory nerves links....... and...........

9. The largest artery is named as

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

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

12. ............... are reproductive organs of plants.

13. What is present in gastric juice?

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

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

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

17. The number of naturally occurring elements is

19. Animals are called

20. Gear system is an advanced shape of

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

22. Electron was discovered by?

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

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

27. Leaves are narrow and pointed

28. Animals are divided into _ large subgroups

29. Convection occurs only in.

30. The international system of units was introduced in

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

32. Ability to do work is called

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

34. The whorl of sepals is called..........

35. Algae Clour is

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

37. Rate of flow of charge is called

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

39. Deficiency of vitamin_A results in?

40. Largest bird in the world is

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

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

43. Cactus is found in

45. Bacteria are kept in separate kingdom called

46. Dead plants and animals are

47. Rusting of iron involves...................?

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

49. Plants are called

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