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

 
 
 
 

2. The lambda phase is a:

 
 
 
 

3. 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:

 
 
 
 

4. The first to isolate a plant virus was:

 
 
 
 

5. Which is an exception to cell theory?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. Who discovered cyanophages?

 
 
 
 

11. What is a vector?

 
 
 
 

12. Virion refers to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

15. Longest known virus is:

 
 
 
 

16. First animal pathogenic virus was discovered by:

 
 
 
 

17. TMV was isolated in crystalline form by:

 
 
 
 

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

 
 
 
 

19. Number of capsomeres forming capsid of TMV is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

22. Bacteria differ from viruses in being sensitive to:

 
 
 
 

23. Virus and bacteriophage are made-up of:

 
 
 
 

24. Cyanophage is a virus that attacks:

 
 
 
 

25. Interferon is a:

 
 
 
 

26. Infective part of virus was discovered by:

 
 
 
 

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

 
 
 
 

28. Who named prion?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

32. Viroids have:

 
 
 
 

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

 
 
 
 

34. Bacteriophages have been used as:

 
 
 
 

35. Detailed study of bacteriophage was made by:

 
 
 
 

36. Kuru, a human disease is caused by:

 
 
 
 

37. Genetic material of TMV is:

 
 
 
 

38. Who among the following discovered virus?

 
 
 
 

39. In Herpes virus DNA is:

 
 
 
 

40. Enzymes are absent in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

43. Viruses have:

 
 
 
 

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

 
 
 
 

45. Viruses are commonly transmitted in plants through:

 
 
 
 

46. Bacteriophage consists of:

 
 
 
 

47. In a bacteriophage, DNA is present in:

 
 
 
 

48. The truncated cone of HIV consists of:

 
 
 
 

49. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

52. Which of the following is true for viruses?

 
 
 
 

53. The genetic material of poxvirus is:

 
 
 
 

54. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

56. 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:

 
 
 
 

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

 
 
 
 


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