Quiz_Viruses

1. Viroids have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Genetic material of TMV is:

 
 
 
 

5. Interferon is a:

 
 
 
 

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

 
 
 
 

7. TMV was isolated in crystalline form by:

 
 
 
 

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

 
 
 
 

9. Bacteriophage consists of:

 
 
 
 

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

 
 
 
 

11. First animal pathogenic virus was discovered by:

 
 
 
 

12. Who named prion?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

19. Detailed study of bacteriophage was made by:

 
 
 
 

20. Kuru, a human disease is caused by:

 
 
 
 

21. Bacteria differ from viruses in being sensitive to:

 
 
 
 

22. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

26. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

28. Viruses are commonly transmitted in plants through:

 
 
 
 

29. Who discovered cyanophages?

 
 
 
 

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

 
 
 
 

31. 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:

 
 
 
 

32. 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:

 
 
 
 

33. In a bacteriophage, DNA is present in:

 
 
 
 

34. Infective part of virus was discovered by:

 
 
 
 

35. Bacteriophages have been used as:

 
 
 
 

36. Number of capsomeres forming capsid of TMV is:

 
 
 
 

37. The first to isolate a plant virus was:

 
 
 
 

38. Viruses have:

 
 
 
 

39. The truncated cone of HIV consists of:

 
 
 
 

40. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

42. The lambda phase is a:

 
 
 
 

43. In Herpes virus DNA is:

 
 
 
 

44. Which is an exception to cell theory?

 
 
 
 

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

 
 
 
 

46. Enzymes are absent in:

 
 
 
 

47. Who among the following discovered virus?

 
 
 
 

48. What is a vector?

 
 
 
 

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

 
 
 
 

50. Cyanophage is a virus that attacks:

 
 
 
 

51. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

55. Longest known virus is:

 
 
 
 

56. Virion refers to:

 
 
 
 

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