Carnivorous animals – lions and leopards, occupy the same niche but lions predate mostly larger animals and leopards take smaller ones. This mechanism of competition is referred to as

Pollinator mutualism are special interactions involving …$A$…, which receive food or a place to lay eggs and …$B$…, which receive polle from other of their kind.

Choose of correct option for $A$ and $B$

Observe the set of $4$ figures $A$, $B$, $C$ and $D$ and, answer the following questions

$(i)$ Which one of the figures shows mutualism ?

$(ii)$ What kind of association is shown in $D$ ?

$(iii)$ Name the organisms and the association in $C$.

$(iv)$ What role is the insect performing in $B$ ?

Which of the following statements is incorrect

Gause's law is true only when