'Resource partitioning' is an important mechanism which promotes

Define ectoparasite and endoparasite and give suitable examples.

Define the following terms and give one example for each:
$(a)$ Commensalism
$(b)$ Parasitism
$(c)$ Camouflage
$(d)$ Mutualism
$(e)$ Interspecific competition

Explain the general information about population interaction and show the various outcomes observed between them.

Study the four statements $(i-iv)$ given below and select the two correct ones out of them.
$(i)$ $A$ lion eating a deer and a sparrow feeding on grains are ecologically similar in being consumers.
$(ii)$ Predator star fish $Pisaster$ helps in maintaining species diversity of some invertebrates.
$(iii)$ Predators ultimately lead to the extinction of prey species.
$(iv)$ Production of chemicals such as nicotine,strychnine by the plants are metabolic disorders.
The two correct statements are

There is more competition for survival between