In commensalism,

Identify the epiphytic organism.

Sometimes parasites themselves are parasitised by other organisms. Such parasites are known as:

Lianas are vascular plants rooted in the ground and maintain erectness of their stem by making use of other trees for support. They do not maintain direct physiological relation with those trees. Discuss the type of association the lianas have with the trees.

Which of the following is not a defence evolved by a prey to avoid predators?

Which of the following is most appropriately defined?