What is a possible benefit of studying plants in the rain forest?
the plants may hold medicines to treat human diseases.
the plants may produce needed carbon dioxide.
the plants may be cut down and sold in floral shops.
the plants may make toxins for human consumption.

The plants may hold medicines to treat human diseases.

Explanation:

Rainforest plays a major role in protecting mankind as the rainforest is storehouse of lot of valuable things which save the nature and enhances the quality of our living. The best thing we got from the rainforests is availability of the herbs which helps in consumption of the medicines.

Majority of the plants in the rainforests are used to make medicines. The medicines which are made are able to help in majority of the diseases like cancer and also food which can heal us to a great extent. Beauty products are also taking advantage from it.