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UNH Biology 412 Final Exam Study Guide Questions and Answers 100% Pass
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UNH Biology 412 Final Exam Study Guide Questions and Answers 100% Pass The maximum number of individuals of a given population the environment can support is the environment's _____ for that population. A.carrying capacity B.effect on the intrinsic growth rate C.population size D.effect on t...

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  • November 11, 2024
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  • 2024/2025
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UNH Biology 412 Final Exam Study Guide

Questions and Answers 100% Pass


The maximum number of individuals of a given population the environment can support is the

environment's _____ for that population.


A.carrying capacity


B.effect on the intrinsic growth rate


C.population size


D.effect on the exponential growth rate - ANSWER✔✔-Carrying Capacity


A severe drought is an example of a density-_____ factor that can influence population size. The

availability of nest sites is an example of a density-_____ factor.


A.dependent; independent


B.independent; dependent


C.dependent; dependent


D.independent; independent - ANSWER✔✔-independent; dependent


When a population is small relative to its carrying capacity, its growth will be:


A.geometric.


B.exponential.



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C.logistic.


D.both geometric and exponential.E.both geometric and logistic. - ANSWER✔✔-exponential


A scientist is studying a population of kangaroo rats in the southwestern deserts of the United States. For

approximately 4 years the population remains at or near 125 individuals. In the fifth year, it falls to 30.

This sharp decrease in population size is most likely the result of density-_____ factors.


A.dependent


B.independent - ANSWER✔✔-independent


The term (ΔN/N0)/Δt (where N denotes the size of a population and t represents time) is used to

calculate:


A.a habitat's carrying capacity.


B.the "available" percentage of a habitat's carrying capacity.


C.a population's density.


D.a population's specific growth rate. - ANSWER✔✔-a population's specific growth rate


The common mud turtle experiences relatively uniform mortality rates throughout its life. It exhibits

Type _____ survivorship.


A.I


B.II


C.III - ANSWER✔✔-II


____ is the proportion of individuals of an initial cohort that survives to each successive age or stage of

the life cycle.

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A.Survivorship


B.Mortality


C.Age structure


D.Demography - ANSWER✔✔-Survivorship


A large population made up of smaller populations linked by migration is a:


A.colonization.


B.island founder event.


C.metapopulation.


D.habitat patch. - ANSWER✔✔-metapopulation


Both the land area (size) of an island and the _____ contribute to species diversity.


A.depth of the water surrounding the island


B.distance of the island from neighboring land masses


C.rock composition of the island


D.climate of the island


E.proximity of the island to the equator - ANSWER✔✔-distance of the island from neighboring land

masses


A group of biologists want to estimate a population of beetles living in an area around a pond. They

capture and mark 500 beetles, then release them on the first day. They return the following day and




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