Which of the following is reduction?

A) gain of electrons
B) gain of hydrogen
C) loss of oxygen
D) all of these


D

Environmental & Atmospheric Sciences

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Based on its alluvium characteristics and surrounding landforms, Death Valley is a common example what type of desert terrain?

A. erg B. basin-and-range C. hamada D. playa E. mesa-and-scarp

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?An ecological footprint is the amount of biologically productive land and water required to supply a population in an area with renewable resources and recycling of wastes and pollution.

Answer the following statement true (T) or false (F)

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Organisms, such as algae and bacteria, that drift with ocean currents are known as ________

A) plankton B) benthos organisms C) nekton D) biomass E) none of these

Environmental & Atmospheric Sciences

Identical waves superimposed out of phase produce a wave of decreased

A. frequency. B. amplitude. C. wavelength. D. all of the above

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