Quiz_Viruses

1. Virus and bacteriophage are made-up of:

 
 
 
 

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

 
 
 
 

3. The genetic material of poxvirus is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

6. Kuru, a human disease is caused by:

 
 
 
 

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

 
 
 
 

8. Enzymes are absent in:

 
 
 
 

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

 
 
 
 

10. Number of capsomeres forming capsid of TMV is:

 
 
 
 

11. In a bacteriophage, DNA is present in:

 
 
 
 

12. The truncated cone of HIV consists of:

 
 
 
 

13. Genetic material of TMV is:

 
 
 
 

14. Cyanophage is a virus that attacks:

 
 
 
 

15. The lambda phase is a:

 
 
 
 

16. Viruses are considered to be:

 
 
 
 

17. Who named prion?

 
 
 
 

18. What is a vector?

 
 
 
 

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

 
 
 
 

20. The first to isolate a plant virus was:

 
 
 
 

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

 
 
 
 

22. Viruses are commonly transmitted in plants through:

 
 
 
 

23. Virion refers to:

 
 
 
 

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

 
 
 
 

25. Which of the following is true for viruses?

 
 
 
 

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

 
 
 
 

27. 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:

 
 
 
 

28. Bacteriophage consists of:

 
 
 
 

29. Which is an exception to cell theory?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

33. Smallpox is caused by:

 
 
 
 

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

 
 
 
 

35. Infective part of virus was discovered by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

42. Viroids have:

 
 
 
 

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

 
 
 
 

44. Who among the following discovered virus?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. TMV was isolated in crystalline form by:

 
 
 
 

48. Detailed study of bacteriophage was made by:

 
 
 
 

49. Longest known virus is:

 
 
 
 

50. Bacteria differ from viruses in being sensitive to:

 
 
 
 

51. First animal pathogenic virus was discovered by:

 
 
 
 

52. In Herpes virus DNA is:

 
 
 
 

53. Interferon is a:

 
 
 
 

54. Who discovered cyanophages?

 
 
 
 

55. Bacteriophages have been used as:

 
 
 
 

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

 
 
 
 

57. Viruses have: