Question
Explain the various types of viruses with examples.
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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| S.No. | Type of salts | Example | |
| 1) | Normal salts | - | ? SamacheerKalvi.Guide |
| 2) | ? | - | NaHSO_(4) |
| 3) | Basic salt | - | ? |
| 4) | ? | - | KAl(SO_(4))_(2)12H_(2)O |