In community, two species A and B were found. A species have an especially large impact on the structure of entire communities because they are highly abundant while B species are not usually abundant in a community however; exert strong control on community structure by their pivotal ecological roles, or niches. Which of the following is naming of species?

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#Question id: 10660

#Section 2: Evolution

Given below are growth equations where dN/dt is defined as

A.  rN

B. rN[(K-N)/N]

With reference to the above equations, which one of the following statements is incorrect?

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#Question id: 3471

#Section 2: Evolution

In a altruistic behavior occur between nephew and uncle, which of the following value of cost of donor and benefit of recipient respectively allowed to altruism?

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#Question id: 4716

#Section 2: Evolution

Which of the following is correct match?

A	Wallace	I	Changes in allele frequency due to random genetic drift
B	Sewall Wright	II	Evolution by natural selection
C	Carl Woese	III	hybrid sterility
D	Haldane’s rule	IV	DNA sequencing led to molecular phylogenetics

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#Question id: 12155

#Section 1: Ecology

Under which of the following conditions do the mathematical models for competition tell us that coexistence of two competing species is most likely? 

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#Question id: 10589

#Section 1: Ecology

We have seasonal breeding population of 1,000 organisms increasing at a finite rate of 15% per year. The population size will be after 4 year?