Question

medicinal plants include a significantly higher proportion of species belonging to wet tropical forest habitats

Answer 1

Sorry dear but I don't think you are right.

Answer 2

According to the question;

"Medicinal plants include a significantly higher proportion of species belonging to wet tropical forest habitats."

This statement is completely true.

Medicinal plants needs more resources for their growth in comparison with the normal plants.

And wet tropical areas are the perfect place for their proper natural growth without any artificial support or care.

That's why the statement is completely true.