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Viruses can be classified on the basis of
a) morphology            
b) type of host
c) virulence                 
d) both a and b

d

On the basis of morphology, there are ……..classes of viruses.
a) two                         
b) three
c) four                        
d) five

b

Explanation: 1. Spherical virus,
2. Tadpole and 3. Rod shaped virus



Which of the following is classified as spherical virus on the basis of morphology?
a) Polio Virus            
b) Bacteriophage
c) Tobacco Mosaic Virus       
d) none of these

a



Which of the following is classified as tadpole virus on the basis of morphology?
a) Polio Virus             
b) Bacteriophage
c) Tobacco Mosaic Virus       
d) none of these

b



Which of the following is classified as rod shaped virus on the basis of morphology?
a) Polio Virus                         
b) Tobacco Mosaic Virus
c) Bacteriophage        
d) none of these

b

Viruses can be classified into……classes on the basis of host.
On the basis of morphology, there are ……..classes of viruses.
a) two                         
b) three
c) four                        
d) five

b

Explanation: 1. Animal viruses, 2. Plant viruses and 3. Bacteriophage


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