Match List $I$ with List $II$.

Choose the correct answer from the options given below.

A female fig wasp enters the syconium of a fig, pollinates the flowers and lays eggs in the ovaries of some of the flowers. The young larvae grow up, eat (and kill) some, but not all of the seeds and complete their life cycle.

The fig is completely dependent on fig wasps to pollinate its flowers and the fig wasp requires figs to complete its life cycle

The interaction between figs and fig wasps has aspects of

$I.$ mutualism

$II.$ host-parasite interaction

$III.$ competition

$IV.$ ammensalism

$V.$ protocooperation

Select the correct option

$a.$ Loss of unnecessary sense organs
$b.$ Pressence of adhesive organs
$c.$ Presence of suckers
$d.$ High reproductive capacity
$e.$ Well developed digestive system
Choose correct option w.r.t. parasites

In an aquarium two herbivorous species of fish are living together and feeding on phytoplanktons. As per the Gause’s Principle, one of the species is to be eliminated in due course of time, but both are surviving well in the aquarium. Give possible reasons.

If the strong partner is benefitted and the weak partner is damaged, it is known as