Population Ecology: Question Preview (ID: 28729)


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The largest number of individuals that can be supported by a given environment is called the
a) Growth Rate b) Carrying Capacity c) Zero Population Growth d) Exponential Population Growth
A Density-dependent limiting factor
a) includes examples such as weather and spraying insecticides b) is more likely to limit the growth of a population regardless of their density c) is an organism that acts as a density-dependant limiting factor d) more likely to limit the growth of large, dense populations
When an ecosystem is limited by a single nutrient that is either scarce or cycles very slowly, this substance is called a (an)
a) Nitrogen Compund b) Carbon Compund c) Nutrient Cycle d) Limiting Factor
What is a population?
a) rapid growth that takes place when a population lives with ideal condition b) Group of organisms of the same species that lives in a given area c) Largest number of individuals that can be supported by a given environment d) Change in population size
Animals that eat only other animals are called
a) Carnivores b) Herbavoirs c) Omnivores d) Producers
Organisms such as bacteria and fungi, which breakdown dead tissue and release nutrients are known as
a) Producer b) Decomposer c) Omnivore d) Carnivore
The percentage of energy that can flow from one trophic level to the next is about
a) 100% b) 50% c) 10% d) 1%
All of the organisms in an ecosystem are linked together into complex networks based on who eats whom, called
a) Trophic Level b) Food Web c) Energy Pyramid d) Food Chain
Organisms that can convert energy from the sun into living tissue are called
a) Autotrophs b) Heterotrophs c) Carnivores d) Parasites
In the biosphere, energy flows through
a) Decomposers to consumers to producers b) Consumers to producers to decomposers c) Producers to decomposers to consumers d) Producers to consumers to decomposers
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