Which of the following organisms is the most harmful to the tree it grows on?
a. strangler fig
b. orchid
c. spanish moss
d. none of the above

a. strangler fig

Strangler fig adaptation can cause adverse effects on the tree it grows on. This parasitic adaptation causes delirious effects. Moreover, this adaptations are the result of evolution in different living organisms. This process occurs amazingly through gene mutation but it takes a very long period in time. 

A- a reduction in biodiversity