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1. Viruses are considered to be:

 
 
 
 

2. Name the scientist who called viruses as “Contagium vivum fluidum”:

 
 
 
 

3. Infective part of virus was discovered by:

 
 
 
 

4. Yellow vein Mosaic of Bhindi Virus (Hibiscus Virus-I) is transmitted through:

 
 
 
 

5. The site where the protein coat of virus is synthesized is:

 
 
 
 

6. The smallest known agent of a plant disease is:

 
 
 
 

7. D.C. Gajdusek was awarded the Nobel Prize for discovery of prion based diseases in:

 
 
 
 

8. An infectious agent associated with certain mammalian degenerative disease that is composed solely of protein, is known as:

 
 
 
 

9. A substance (a low molecular weight protein) produced by host cells in response to viral infection, that protects other cells against further viral infection is:

 
 
 
 

10. Virion refers to:

 
 
 
 

11. Infective nature of Tobacco mosaic disease was discovered by:

 
 
 
 

12. Genetic material of TMV is:

 
 
 
 

13. Prions are pathogens that are thought to consist solely of:

 
 
 
 

14. Bacteriophage consists of:

 
 
 
 

15. Certain enzymes like reverse transcriptase, integrase and protease are found in:

 
 
 
 

16. The genetic material of poxvirus is:

 
 
 
 

17. What is a vector?

 
 
 
 

18. The capsid of TMV is made-up of nearly:

 
 
 
 

19. Which of the following is correct regarding AIDS causative agent HIV? (NEET 2016)

 
 
 
 

20. In order to label the coat alone but not the nucleic acid the bacteriophage should be grown on E. coli cells previously cultured on a medium containing:

 
 
 
 

21. Smallpox is caused by:

 
 
 
 

22. Interferon is a:

 
 
 
 

23. Longest known virus is:

 
 
 
 

24. Group of viruses, which attack members of Myxophyceae are termed as:

 
 
 
 

25. In which of the following, RNA is double stranded:

 
 
 
 

26. Bacteria differ from viruses in being sensitive to:

 
 
 
 

27. Virus and bacteriophage are made-up of:

 
 
 
 

28. The first to isolate a plant virus was:

 
 
 
 

29. The virus responsible for AIDS is an example of a (an):

 
 
 
 

30. Which is an exception to cell theory?

 
 
 
 

31. Viruses are commonly transmitted in plants through:

 
 
 
 

32. The fact that best supports the concept that viruses are living is that viruses:

 
 
 
 

33. Infective portion of a virus is nucleic acid, this was discovered by:

 
 
 
 

34. Who among the following discovered virus?

 
 
 
 

35. Who named prion?

 
 
 
 

36. TMV was isolated in crystalline form by:

 
 
 
 

37. The lambda phase is a:

 
 
 
 

38. Number of capsomeres forming capsid of TMV is:

 
 
 
 

39. Kuru, a human disease is caused by:

 
 
 
 

40. In which of the following, RNA is the genetic material?

 
 
 
 

41. Chrysanthemum stunt disease and potato spindle tuber disease are caused by:

 
 
 
 

42. In Herpes virus DNA is:

 
 
 
 

43. Cyanophage is a virus that attacks:

 
 
 
 

44. Who discovered cyanophages?

 
 
 
 

45. First animal pathogenic virus was discovered by:

 
 
 
 

46. Which of the following disease is caused by virus?

 
 
 
 

47. AIDS (= Acquired Immune Deficiency Syndrome) is caused by:

 
 
 
 

48. Detailed study of bacteriophage was made by:

 
 
 
 

49. Viroids have:

 
 
 
 

50. Bacteriophages have been used as:

 
 
 
 

51. The truncated cone of HIV consists of:

 
 
 
 

52. In a bacteriophage, DNA is present in:

 
 
 
 

53. Enzymes are absent in:

 
 
 
 

54. Which of the following protein is associated with prion disease?

 
 
 
 

55. Viruses have:

 
 
 
 

56. Which of the following is true for viruses?

 
 
 
 

57. RNA particle causing symptoms like that of a virus disease are known as:

 
 
 
 


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