Ans: 1. Stem tubers of Solanum tuberosum, fruits of Solanum melongena, Capsicum, Lycopersicon are used as vegetables.
2. Capsicum powder is used as spices and dried chillies are used as condiments.
3. Leaves of Solanum surattense and Datura are used for curing Asthama. Seeds of Solanum nigrum have medicinal value.
4. Leaves of Atropa have Atropine alkaloid and has medicinal value.
5. Rejuvenating tonic is obtained from roots of Withania.
6. Species of Cestrum and Petunia are ornamentals.
7. Fruits of Physalis are edible.