Indicator species are important because
A. they suggest the level of resilience an ecosystem will have.
B. they suggest the health of the population.
C. they suggest that a barren ecosystem will soon recover.
D. their presence indicates something about the ecosystem as a whole.
Answer: D
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A) laterization B) salinization. C) calcification. D) podzolization. E) gleization.
Prior to the 20th century, geography was closely associated with ________
Fill in the blank(s) with correct word
____________________ scattering is most noticeable when particles of dust, salt, or smoke are about the same size as the wavelengths of visible light (or between about 0.1 and 1 µm)
Fill in the blank with correct word.