Who called the fluid from virus infected plant as Contagium vivum fluidum
A.Stanley
B.Ivanowsky
C.Beijerinck
D.Oparin
Category: Viruses Mcqs
A virus which grows inside bacteria is called:
A.Plasmid
B.Bacteriophage
C.TMV
D.Mycoplasma
Organisms in the nature having characters of both living and non-living are called:
A.Bacteria
B.Monera
C.Viruses
D.None of these
In a virus, the virion consists of:
A.Capsid and DNA
B.Capsid and RNA
C.Capsid and both nucleic acids
D.None of these
Bacteriophage term was coined for virus infecting Escherichia coli by:
A.Knoll and Ruska
B.Twort and D’ Herelle
C.Beijerinck and Loeffer
D.Mc Collum and Davis
Which of the following characters justify the non-living nature of viruses:
A.Non-cellular structure of viruses
B.Absence of metabolism and enzymes
C.Property of being crystallized and stored in the bottles
D.All of these
Smallpox and chickenpox are:
A.Protozoan diseases
B.Viral diseases
C.Genetical diseases
D.Bacterial diseases
Which of the following characters justify the living nature of viruses:
A.They can multiply within host cells
B.They have capability of mutations
C.They can synthesize proteins for forming capsid
D.All of these
The viruses are:
A.Unicellular
B.Acellular
C.Multicellular
D.None of these
Which of the following will survive if boiled in a test tube at 100?C:
A.Bacteria
B.Viruses
C.Both (a) and (b)
D.None of these
