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

 
 
 
 

2. Interferon is a:

 
 
 
 

3. Longest known virus is:

 
 
 
 

4. The truncated cone of HIV consists of:

 
 
 
 

5. Viruses are commonly transmitted in plants through:

 
 
 
 

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

 
 
 
 

7. In Herpes virus DNA is:

 
 
 
 

8. Number of capsomeres forming capsid of TMV is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

11. Genetic material of TMV is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

14. What is a vector?

 
 
 
 

15. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

19. Infective part of virus was discovered by:

 
 
 
 

20. Detailed study of bacteriophage was made by:

 
 
 
 

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

 
 
 
 

22. Bacteriophage consists of:

 
 
 
 

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

 
 
 
 

24. Virus and bacteriophage are made-up of:

 
 
 
 

25. Viroids have:

 
 
 
 

26. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

28. The lambda phase is a:

 
 
 
 

29. Who discovered cyanophages?

 
 
 
 

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

 
 
 
 

31. Who among the following discovered virus?

 
 
 
 

32. 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:

 
 
 
 

33. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

35. Who named prion?

 
 
 
 

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

 
 
 
 

37. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

39. Enzymes are absent in:

 
 
 
 

40. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

44. Which is an exception to cell theory?

 
 
 
 

45. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 

47. First animal pathogenic virus was discovered by:

 
 
 
 

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

 
 
 
 

49. Cyanophage is a virus that attacks:

 
 
 
 

50. Virion refers to:

 
 
 
 

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

 
 
 
 

52. TMV was isolated in crystalline form by:

 
 
 
 

53. Viruses have:

 
 
 
 

54. In a bacteriophage, DNA is present in:

 
 
 
 

55. The first to isolate a plant virus was:

 
 
 
 

56. Smallpox is caused by:

 
 
 
 

57. 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:

 
 
 
 


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