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1. What is a vector?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

8. Enzymes are absent in:

 
 
 
 

9. Virion refers to:

 
 
 
 

10. Viruses are considered to be:

 
 
 
 

11. Bacteriophage consists of:

 
 
 
 

12. First animal pathogenic virus was discovered by:

 
 
 
 

13. Which is an exception to cell theory?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. Longest known virus is:

 
 
 
 

17. The truncated cone of HIV consists of:

 
 
 
 

18. Interferon is a:

 
 
 
 

19. The lambda phase is a:

 
 
 
 

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

 
 
 
 

21. Genetic material of TMV is:

 
 
 
 

22. Who named prion?

 
 
 
 

23. Viroids have:

 
 
 
 

24. In a bacteriophage, DNA is present in:

 
 
 
 

25. The genetic material of poxvirus is:

 
 
 
 

26. The first to isolate a plant virus was:

 
 
 
 

27. Who among the following discovered virus?

 
 
 
 

28. Who discovered cyanophages?

 
 
 
 

29. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

32. In Herpes virus DNA is:

 
 
 
 

33. Viruses are commonly transmitted in plants through:

 
 
 
 

34. Viruses have:

 
 
 
 

35. Bacteria differ from viruses in being sensitive to:

 
 
 
 

36. 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:

 
 
 
 

37. Cyanophage is a virus that attacks:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. TMV was isolated in crystalline form by:

 
 
 
 

42. Detailed study of bacteriophage was made by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

48. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

50. 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:

 
 
 
 

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

 
 
 
 

52. Infective part of virus was discovered by:

 
 
 
 

53. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

55. Number of capsomeres forming capsid of TMV is:

 
 
 
 

56. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 


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