Oceanic Crust Is Composed Primarily of ________

question 9

Multiple Choice

Oceanic crust is composed primarily of ________.

• A)granite
• B)basalt
• C)sandstone
• D)andesite

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Definitions:

Waste Soil

Soil that has been contaminated or degraded due to improper disposal of waste or pollutants.

Acid Mine Drainage

Acid mine drainage refers to the acidic water that emerges from mining operations, often containing high levels of toxic metals and pollutants that can cause extensive environmental damage.

Groundwater

Water that is held underground in the soil or in pores and crevices in rock.

Anaerobic Bacteria

Microorganisms that thrive in environments lacking oxygen, involved in processes like fermentation, wastewater treatment, and in the human gut flora.