In a experimental population the birth rate is 18 per 1000 and death rate is 14 per 1000. Size of population is 10,000 at time t then what will be size of population at time t+1?

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#Question id: 10699

#Section 1: Ecology

Two plant species co-occur in a prairie. Species X always occurs near species Y. However, species Y often occurs in isolation from species X and produces more seeds when alone than when growing next to species X. Which of the following interactions between species X and Y could generate this pattern?

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#Question id: 3476

#Section 2: Evolution

The genetic relatedness (r) of an individual to brother is 0.50, according to Hamilton’s Rule, only if the fitness benefit is

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#Question id: 12321

#Section 1: Ecology

Based on the intermediate disturbance hypothesis, a community's species diversity is

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#Question id: 15725

#Section 2: Evolution

Alfred Russel Wallace (1823–1913), who was collecting specimens in the Malay Archipelago, had independently conceived that

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#Question id: 10828

#Section 2: Evolution

Not all parasitism involves feeding on the body of the host. The exception is