Erosion of the Acadian highland resulted in deposition of ____
a. reefs
b. fluvial sediments
c. evaporites
d. volcanic tuffs
e. limestones
b
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The intertropical convergence zone's (ITCZ) location ________.
A. flips between one of two possible locations B. varies with the seasons C. varies with the lunar cycle D. is always within one degree of latitude from the equator
The total amount of living material in an ecosystem is referred to as:
a. biomass. b. food web. c. both biomass and food web d. trophic total.
The Millennium Ecosystem Assessment projects the impacts of human activities on ________
A) declining global biodiversity B) the prevalence of antibiotic-resistant bacteria C) natural selection and speciation rates D) degradation of the ozone layer
________ pollutants are emitted directly into the air
Fill in the blank(s) with correct word