A(n) ____________ is a group of actually (or potentially) interbreeding organisms that is reproductively isolated from
all other forms of living things. Fill in the blank(s) with the appropriate word(s).
species
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A scale of 1:24,000 is regarded as
A) a scale appropriate for a world globe. B) a large scale. C) an intermediate scale. D) a small scale compared to a scale of 1:20,900,000.
The carrying capacity of a habitat refers to
A. the amount of rainfall that the habitat receives annually. B. the strength or resilience of the population. C. the number of animals that the habitat can support. D. None of these choices are correct
Nutrient flow in an ecosystem is ________
A) bi-directional B) cyclical C) semi-conservative D) top down E) unidirectional
Groundwater discharge does not occur naturally
A. into marshes and swamps. B. through springs and seeps. C. through water wells. D. through stream and river bottoms and sides.