Question

Give an account of medicinal plants.

Answer 1

1. Katralai (Aloe vera)
It is herbal leaves.
The drug derived from it is Anthraquinones.
This is the best treatment for skin problems and cancer. It heals wounds.

2. Tulsi (Ocimum sanctum)
It is an important herb.
Leaves have medicinal value.

Uses:

1. Best medicine for cold and fever.
2. It is also useful for cardiac diseases, gynecological disorders.
3. Skin disorders and respiratory problems can also be treated.
   Sura’s o Science – 9th Std o Unit 23 o Economic Biology

3. Nilavembu (Andrograhis paniculata)
It is a herbal plant with roots and leaves that have medicinal values.
Uses:

1. It is the best tonic for dengue fever.
2. It is also used to treat diabetes and malaria.
3. It is best remedy for ulcers, Influenza, Chikungunya etc.,

4. Vepalai (Neem) – (Wrightia tinctoria)
It is a medicinal plant with every part having medicinal values.
Uses:

1. It has antipyretic, antibacterial, and antitumor.
2. It gives the best immunity power.
3. It is used to treat 4rin infections (or) diseases such as Psoriasis.
4. It is also good for respiratory disorders, diarrhea, and Swelling.

5. Pappali (Carica papaya)
Like neem, every part of papaya has medicinal benefits.
Uses:

1. Best medicine for Dengue.
2. It reduces the risk of heart diseases, diabetes arid cancer.
3. It lowers blood pressure and heals wounds.