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Question 54 of 55

Q.The term "Niche" was first used by _________.

(a) John Ray
(b) Charles Darwin
(c) Jordon
(d) Charles Elton
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Charles Elton, in his pioneering work on animal ecology, first described the concept of the ecological (functional/trophic) niche of a species.

A niche describes the complete functional role and position of a species within its ecosystem -- not merely where it lives (its habitat) but how it lives: what it feeds on, how it obtains and uses resources, its interactions with other organisms, and its role in energy flow. Among early ecologists, Charles Elton is credited with formally introducing and developing this concept (often referred to as the 'Eltonian niche', emphasising an organism's trophic/functional position, such as its place in the food chain), in his influential 1927 book on animal ecology. This distinguishes the niche concept from a habitat, which is simply the physical/geographical area where an organism lives. Among the alte …

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