Suppose that the number of bird species is determined mainly by the number of vertical strata found in the environment. If so, in which of the following biomes would you find the greatest number of bird species?

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#Question id: 16883

#Section 3: Mathematics and Quantitative Ecology

Which of the following is NOT true about the standard error of a statistic?

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#Question id: 10705

#Section 1: Ecology

Which of the following statements is TRUE for an ecotone?

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#Question id: 12154

#Section 2: Evolution

What is true of two resources that act synergistically to determine the population growth of a particular species? 

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#Question id: 10664

#Section 1: Ecology

dN/dt = rN (K-N/K ) The logistic equation above is used to describe the rate of change of a population, N, with time, t, Where r is the intrinsic rate of increase and K is the carrying capacity. What is value of per capita growth rate when population size is 200 individuals? ( K= 400, r =.25)

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#Question id: 10868

#Section 1: Ecology

Which of the following relationships describes competition?