Which of the following is an example of predation?

An organism that obtains food and other requirements at the expense of another organism is called:

In an association of two animal species,one is a termite which feeds on wood and the other is a protozoan $Trichonympha$ present in the gut of the termite. What type of association do they establish?

Myrmecophily is a beneficial association between a flowering plant and

Biological control methods adopted in agricultural pest control are an example of which interaction?

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 $B$.