What; Is tobacco mosaic virus? Pathogen causes tobacco mosaic virus? Is it spread through? Are the symptoms? Can we do to prevent/ treat it?

Tobacco mosaic virus is a viral disease that affects plants, by discolouring the leaves and affecting photosynthesis. It's caused by viruses. It's spread by infected tools or leaves rub onto another leaf. The symptoms are mottling, leaf curling, mosaic patterns, discoloring, and stunting. It can be prevented by cleaning tools after use and quarantining.