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Biological Classification
Question
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How are viroids different from viruses?  

Answer

Viruses

Viriods

1. Larger in size.

1. Smaller in size.

2. Have protein coat.

2. Lack protein coat.

3. RNA of higher molecular weight.

3. RNA of low molecular weight.

4. May have DNA or RNA.

4. Only RNA is present.

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Some More Questions From Biological Classification Chapter

What do you the terms phycobiont and mycobiont signify?  

Give a comparative account of the classes of Kingdom Fungi under the following:(i) Mode of nutrition (ii) Mode of reproduction. 

What are the characteristic features of Euglenoids?

Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.

Organise a discussion in your class on the topic- Are viruses living or non-living? 

Cyanobacteria are also referred to as _____

_____ have cells walls that form two thin overlapping shells which fit together like a soap box

____ appear as red tides in sea, by undergoing rapid multiplication.

 

____ cause wheat rust. 

______ is an ascomycetes which is an extensively used in biochemical and genetic work