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प्रश्न
Explain the various types of viruses with examples.
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उत्तर
Viruses are categorized as:
1. Plant virus: Virus that infect plants, e.g. Tobacco mosaic virus, Cauliflower mosaic virus, Potato virus.
Tobacco mosaic virus
2. Animal virus: Virus that infect animals, e.g. Adenovirus, Retrovirus(HIV), Influenza virus, Poliovirus.
Adenovirus
3. Bacteriophages: Virus that infect bacterial cells, e.g. T4 bacteriophage.
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संबंधित प्रश्न
Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.
Virus can grow and multiply outside host.
Influenza is a _____ disease.
Mention any two viral diseases.
Which one of the following statement about virus is correct?
______ is a cellular agent that replicates only inside the cells of the other living organism.
______ can kill damage or change the cells and make you sick.
Complete the Analogy.
Polio: Virus:: Tetanus: ______.
Influenza commonly occurs during adult age.
A virus is considered as a living organism and an obligate parasite when inside a host cell. But virus is not classified along with bacteria or fungi. What are the characters of virus that are similar to non-living objects?
