$I.$ Some species of insects and frogs are critically coloured (camouflaged)
$II.$ Some animals are poisonous
$III.$ Monarch butterfly are distasteful
The above adaptations are against
Level of competition between species depends on
$I.$ availability of resources
$II.$ population density
$III.$ group interaction of organism
Choose the correct combination
Predators play important role in
Small fish get stuck near the bottom of a shark and derives its nutrition from it. This kind of association is called as