Quiz_Viruses

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. The lambda phase is a:

 
 
 
 

6. Smallpox is caused by:

 
 
 
 

7. Enzymes are absent in:

 
 
 
 

8. TMV was isolated in crystalline form by:

 
 
 
 

9. Which is an exception to cell theory?

 
 
 
 

10. 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:

 
 
 
 

11. Which of the following is true for viruses?

 
 
 
 

12. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. Genetic material of TMV is:

 
 
 
 

17. Number of capsomeres forming capsid of TMV is:

 
 
 
 

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

 
 
 
 

19. Bacteriophages have been used as:

 
 
 
 

20. Infective part of virus was discovered by:

 
 
 
 

21. Viroids have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. Viruses are considered to be:

 
 
 
 

26. Cyanophage is a virus that attacks:

 
 
 
 

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

 
 
 
 

28. The genetic material of poxvirus is:

 
 
 
 

29. Who discovered cyanophages?

 
 
 
 

30. In a bacteriophage, DNA is present in:

 
 
 
 

31. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

35. Who named prion?

 
 
 
 

36. Bacteriophage consists of:

 
 
 
 

37. Virion refers to:

 
 
 
 

38. What is a vector?

 
 
 
 

39. Interferon is a:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

42. In Herpes virus DNA is:

 
 
 
 

43. The truncated cone of HIV consists of:

 
 
 
 

44. Viruses are commonly transmitted in plants through:

 
 
 
 

45. First animal pathogenic virus was discovered by:

 
 
 
 

46. Viruses have:

 
 
 
 

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

 
 
 
 

48. Detailed study of bacteriophage was made by:

 
 
 
 

49. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

52. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

54. Longest known virus is:

 
 
 
 

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

 
 
 
 

56. The first to isolate a plant virus was:

 
 
 
 

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