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1. The lambda phase is a:

 
 
 
 

2. Viruses are commonly transmitted in plants through:

 
 
 
 

3. Genetic material of TMV is:

 
 
 
 

4. Which is an exception to cell theory?

 
 
 
 

5. Longest known virus is:

 
 
 
 

6. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

8. Smallpox is caused by:

 
 
 
 

9. Bacteriophage consists of:

 
 
 
 

10. Virion refers to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

13. What is a vector?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. Interferon is a:

 
 
 
 

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

 
 
 
 

18. The first to isolate a plant virus was:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

21. Cyanophage is a virus that attacks:

 
 
 
 

22. Bacteria differ from viruses in being sensitive to:

 
 
 
 

23. 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:

 
 
 
 

24. The genetic material of poxvirus is:

 
 
 
 

25. TMV was isolated in crystalline form by:

 
 
 
 

26. In a bacteriophage, DNA is present in:

 
 
 
 

27. In Herpes virus DNA is:

 
 
 
 

28. First animal pathogenic virus was discovered by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. Number of capsomeres forming capsid of TMV is:

 
 
 
 

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. Bacteriophages have been used as:

 
 
 
 

34. Enzymes are absent in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

39. Virus and bacteriophage are made-up of:

 
 
 
 

40. Detailed study of bacteriophage was made by:

 
 
 
 

41. Viroids have:

 
 
 
 

42. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

45. Infective part of virus was discovered by:

 
 
 
 

46. Kuru, a human disease is caused by:

 
 
 
 

47. The truncated cone of HIV consists of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

52. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

54. Who named prion?

 
 
 
 

55. Who discovered cyanophages?

 
 
 
 

56. Viruses have:

 
 
 
 

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

 
 
 
 


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