Quiz_Viruses

1. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

3. Smallpox is caused by:

 
 
 
 

4. TMV was isolated in crystalline form by:

 
 
 
 

5. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 

7. Enzymes are absent in:

 
 
 
 

8. Viruses have:

 
 
 
 

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

 
 
 
 

10. Genetic material of TMV is:

 
 
 
 

11. Who named prion?

 
 
 
 

12. Longest known virus is:

 
 
 
 

13. Bacteria differ from viruses in being sensitive to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

20. Number of capsomeres forming capsid of TMV is:

 
 
 
 

21. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

23. The truncated cone of HIV consists of:

 
 
 
 

24. Infective part of virus was discovered by:

 
 
 
 

25. 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:

 
 
 
 

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

 
 
 
 

27. Viruses are commonly transmitted in plants through:

 
 
 
 

28. Bacteriophage consists of:

 
 
 
 

29. Who discovered cyanophages?

 
 
 
 

30. Cyanophage is a virus that attacks:

 
 
 
 

31. In a bacteriophage, DNA is present in:

 
 
 
 

32. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

34. The genetic material of poxvirus is:

 
 
 
 

35. First animal pathogenic virus was discovered by:

 
 
 
 

36. Interferon is a:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. Virion refers to:

 
 
 
 

42. Which is an exception to cell theory?

 
 
 
 

43. The first to isolate a plant virus was:

 
 
 
 

44. Viroids have:

 
 
 
 

45. Viruses are considered to be:

 
 
 
 

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

 
 
 
 

47. Detailed study of bacteriophage was made by:

 
 
 
 

48. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

51. The lambda phase is a:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. In Herpes virus DNA is:

 
 
 
 

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

 
 
 
 

57. What is a vector?