Quiz_Viruses

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Who discovered cyanophages?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

7. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

9. Infective part of virus was discovered by:

 
 
 
 

10. Genetic material of TMV is:

 
 
 
 

11. Interferon is a:

 
 
 
 

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

 
 
 
 

13. Detailed study of bacteriophage was made by:

 
 
 
 

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

 
 
 
 

15. Viruses have:

 
 
 
 

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

 
 
 
 

17. In Herpes virus DNA is:

 
 
 
 

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

 
 
 
 

19. Viruses are commonly transmitted in plants through:

 
 
 
 

20. TMV was isolated in crystalline form by:

 
 
 
 

21. Who named prion?

 
 
 
 

22. Which is an exception to cell theory?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. The truncated cone of HIV consists of:

 
 
 
 

26. Virion refers to:

 
 
 
 

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

 
 
 
 

28. Kuru, a human disease is caused by:

 
 
 
 

29. Virus and bacteriophage are made-up of:

 
 
 
 

30. Which of the following is true for viruses?

 
 
 
 

31. What is a vector?

 
 
 
 

32. Longest known virus is:

 
 
 
 

33. Who among the following discovered virus?

 
 
 
 

34. Bacteriophage consists of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. 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:

 
 
 
 

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

 
 
 
 

39. 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:

 
 
 
 

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

 
 
 
 

41. Number of capsomeres forming capsid of TMV is:

 
 
 
 

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

 
 
 
 

43. Enzymes are absent in:

 
 
 
 

44. Viroids have:

 
 
 
 

45. Bacteriophages have been used as:

 
 
 
 

46. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

49. Viruses are considered to be:

 
 
 
 

50. Smallpox is caused by:

 
 
 
 

51. The first to isolate a plant virus was:

 
 
 
 

52. Cyanophage is a virus that attacks:

 
 
 
 

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

 
 
 
 

54. In a bacteriophage, DNA is present in:

 
 
 
 

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

 
 
 
 

56. The lambda phase is a:

 
 
 
 

57. First animal pathogenic virus was discovered by: