1. Olfactory nerves links....... and...........

2. The international system of units was introduced in

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

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

5. ............... are reproductive organs of plants.

6. What is present in gastric juice?

7. Largest bird in the world is

8. Rusting of iron involves...................?

9. The study of Plants and animals is called

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

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

12. Plants are called

14. Convection occurs only in.

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

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

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

19. Deficiency of vitamin_A results in?

20. Ability to do work is called

21. Bacteria are kept in separate kingdom called

22. The largest artery is named as

23. Air contain.................. Nitrogen

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

27. Electron was discovered by?

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

29. Voltmeter is used for measurement of............

30. The whorl of sepals is called..........

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

33. Dead plants and animals are

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

35. Algae Clour is

36. The number of naturally occurring elements is

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

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

39. Animals are called

40. Leaves are narrow and pointed

42. Cactus is found in

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

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

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

46. Animals are divided into _ large subgroups

47. Rate of flow of charge is called

48. Gear system is an advanced shape of

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