Oceanic phytoplankton are found in the
A. photic zone.
B. aphotic zone.
C. intertidal zone.
D. benthic zone.
Answer: A
Environmental & Atmospheric Sciences
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In which area would air pollution typically be highest?
A) low-lying valley B) hillside C) top of mountain D) over the ocean
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In asexual reproduction, ________
A) the offspring develop from a different zygote B) the offspring are made up of portions of each of the parent's DNA C) the offspring are genetically related but also genetically distinct D) the offspring are genetically unique E) the offspring have identical DNA
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How is petroleum refined?
A. Sublimation B. Gasification C. Distillation D. Vaporization
Environmental & Atmospheric Sciences
In the scientific method, a ________ is an educated guess, while a _____ has been rigorously tested and confirmed.
A. theory; hypothesis B. hypothesis; theory
Environmental & Atmospheric Sciences