1. Dead plants and animals are

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

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

5. Algae Clour is

6. Plants are called

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

9. What is present in gastric juice?

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

11. Leaves are narrow and pointed

13. Convection occurs only in.

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

16. Air contain.................. Nitrogen

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

18. Cactus is found in

19. Gear system is an advanced shape of

20. The study of Plants and animals is called

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

22. Bacteria are kept in separate kingdom called

23. Animals are called

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

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

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

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

29. Rusting of iron involves...................?

30. Electron was discovered by?

31. Animals are divided into _ large subgroups

33. The international system of units was introduced in

34. Largest bird in the world is

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

36. Rate of flow of charge is called

37. Olfactory nerves links....... and...........

38. Deficiency of vitamin_A results in?

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

40. The largest artery is named as

41. The number of naturally occurring elements is

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

44. ............... are reproductive organs of plants.

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

46. Ability to do work is called

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

48. The whorl of sepals is called..........

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

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