In a newly colonised habitat, which of the following population attributes contributes maximally?

Emigration

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Sex ratio

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Natality

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Immigration

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Solution

The correct option is D Immigration

Immigration refers to migration of new individuals in an area so it will help to colonise the new habitat.

Natality also increases existing population of an area. Emigration decreases population of an area.

Sex ratio gives an account of ratio of male and female individuals of an area.

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