A relationship in which a sea anemone attached to shall of the hermit crab is called

Monarch butterflies are highly distasteful to predator due to

An orchid plant is growing on the branch of mango tree. How do you describe this interaction between the orchid and the mango tree?

Predator helps to create checks on

Which one of the following is categorised as aparasite in true sense?

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