Quiz_Viruses

1. Virus and bacteriophage are made-up of:

 
 
 
 

2. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

4. The first to isolate a plant virus was:

 
 
 
 

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

 
 
 
 

6. The truncated cone of HIV consists of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. Viroids have:

 
 
 
 

10. Genetic material of TMV is:

 
 
 
 

11. Who discovered cyanophages?

 
 
 
 

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

 
 
 
 

13. 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:

 
 
 
 

14. 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:

 
 
 
 

15. Detailed study of bacteriophage was made by:

 
 
 
 

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

 
 
 
 

17. Infective part of virus was discovered by:

 
 
 
 

18. What is a vector?

 
 
 
 

19. Viruses have:

 
 
 
 

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

 
 
 
 

21. Viruses are commonly transmitted in plants through:

 
 
 
 

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

 
 
 
 

23. In a bacteriophage, DNA is present in:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

26. Which is an exception to cell theory?

 
 
 
 

27. Cyanophage is a virus that attacks:

 
 
 
 

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

 
 
 
 

29. Who named prion?

 
 
 
 

30. Virion refers to:

 
 
 
 

31. First animal pathogenic virus was discovered by:

 
 
 
 

32. Interferon is a:

 
 
 
 

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

 
 
 
 

34. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

36. Viruses are considered to be:

 
 
 
 

37. In Herpes virus DNA is:

 
 
 
 

38. The lambda phase is a:

 
 
 
 

39. Longest known virus is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

43. TMV was isolated in crystalline form by:

 
 
 
 

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

 
 
 
 

45. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 

47. Number of capsomeres forming capsid of TMV is:

 
 
 
 

48. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

50. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

52. Enzymes are absent in:

 
 
 
 

53. The genetic material of poxvirus is:

 
 
 
 

54. Bacteriophage consists of:

 
 
 
 

55. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

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