Pollinator mutualism are special interactions involving ...$A$...,which receive food or a place to lay eggs and ...$B$...,which receive pollen from others of their kind. Choose the correct option for $A$ and $B$.

Identify the type of population interaction in which both interacting species benefit.

Match List-$I$ with List-$II$:

List-$I$	List-$II$
$A$. Cuscuta plant growing on hedge plant	$I$. Mutualism
$B$. One to one relationship between fig tree and female wasp	$II$. Predation
$C$. $A$ sparrow eating any seed	$III$. Parasitism
$D$. Extinction of Abingdon tortoise due to introduction of goats on Galapagos Islands	$IV$. Competition

Choose the correct answer from the options given below:

When organisms live together in such a manner that one organism is benefited,while the other has no effect,it is called:

Identify the correct statement/s from the following:
$I$. $Cuscuta$ is a chlorophyllous endoparasite.
$II$. The human liverfluke needs only one host to complete its life cycle.
$III$. The life cycle of endoparasite is more complex due to their extreme specialisation.
$IV$. During the course of evolution the host bird's eggs have evolved to resemble the eggs of the parasitic bird.

The association of a sea anemone living on the shell of a hermit crab is known as: