Which of the following interactions is represented by the $(-, +)$ relationship between species $A$ and species $B$ respectively?

Identify the epiphytic organism.

Select the $CORRECT$ match:

List-$I$	List-$II$
$i$. Competition	$a$. Tapeworm and man
$ii$. Commensalism	$b$. Lichen
$iii$. Mutualism	$c$. Cattle egret and cattle
$iv$. Parasitism	$d$. Lions and Leopards

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 $B$.

Some species of insects and frogs are ....... to avoid being easily detected by the predator.

Identify the correct types of ecological interactions represented by $P$,$Q$,$R$ and $S$.

Interaction between Species $A$ and Species $B$	Type of interaction
$+$,$-$	$P$
$-$,$-$	$Q$
$+$,$0$	$R$
$-$,$0$	$S$