Quiz_Viruses

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. Cyanophage is a virus that attacks:

 
 
 
 

6. The first to isolate a plant virus was:

 
 
 
 

7. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

9. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

11. Enzymes are absent in:

 
 
 
 

12. Kuru, a human disease is caused by:

 
 
 
 

13. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

15. Bacteriophages have been used as:

 
 
 
 

16. Virion refers to:

 
 
 
 

17. Number of capsomeres forming capsid of TMV is:

 
 
 
 

18. In Herpes virus DNA is:

 
 
 
 

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

 
 
 
 

20. The lambda phase is a:

 
 
 
 

21. Who among the following discovered virus?

 
 
 
 

22. Who discovered cyanophages?

 
 
 
 

23. Virus and bacteriophage are made-up of:

 
 
 
 

24. Viruses have:

 
 
 
 

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

 
 
 
 

26. Longest known virus is:

 
 
 
 

27. In a bacteriophage, DNA is present in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

30. Who named prion?

 
 
 
 

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

 
 
 
 

32. Viruses are commonly transmitted in plants through:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Which is an exception to cell theory?

 
 
 
 

38. TMV was isolated in crystalline form by:

 
 
 
 

39. Infective part of virus was discovered by:

 
 
 
 

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

 
 
 
 

41. First animal pathogenic virus was discovered by:

 
 
 
 

42. What is a vector?

 
 
 
 

43. Detailed study of bacteriophage was made by:

 
 
 
 

44. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

46. 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:

 
 
 
 

47. The truncated cone of HIV consists of:

 
 
 
 

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

 
 
 
 

49. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

52. Viroids have:

 
 
 
 

53. Interferon is a:

 
 
 
 

54. Bacteriophage consists of:

 
 
 
 

55. Genetic material of TMV is:

 
 
 
 

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

 
 
 
 

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