Quiz_Viruses

1. What is a vector?

 
 
 
 

2. The first to isolate a plant virus was:

 
 
 
 

3. Infective part of virus was discovered by:

 
 
 
 

4. In Herpes virus DNA is:

 
 
 
 

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

 
 
 
 

6. In a bacteriophage, DNA is present in:

 
 
 
 

7. Who discovered cyanophages?

 
 
 
 

8. Virion refers to:

 
 
 
 

9. Which is an exception to cell theory?

 
 
 
 

10. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

12. 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:

 
 
 
 

13. Viruses have:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. Bacteria differ from viruses in being sensitive to:

 
 
 
 

18. Enzymes are absent in:

 
 
 
 

19. The truncated cone of HIV consists of:

 
 
 
 

20. First animal pathogenic virus was discovered by:

 
 
 
 

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

 
 
 
 

22. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

25. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

31. Viroids have:

 
 
 
 

32. Which of the following is true for viruses?

 
 
 
 

33. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

35. Interferon is a:

 
 
 
 

36. Bacteriophage consists of:

 
 
 
 

37. The lambda phase is a:

 
 
 
 

38. Number of capsomeres forming capsid of TMV is:

 
 
 
 

39. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

41. Longest known virus is:

 
 
 
 

42. Viruses are commonly transmitted in plants through:

 
 
 
 

43. Who named prion?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

46. Cyanophage is a virus that attacks:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

52. Genetic material of TMV is:

 
 
 
 

53. Viruses are considered to be:

 
 
 
 

54. TMV was isolated in crystalline form by:

 
 
 
 

55. 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:

 
 
 
 

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

 
 
 
 

57. Detailed study of bacteriophage was made by: