Interaction of Organisms and Earth's Systems Exam Questions and Answers
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Course
Earth\\\'s Systems
Institution
Earth\\\'s Systems
Atmosphere - Answer-The whole mass of air surrounding Earth made up of 78% of nitrogen, 21% oxygen, and other trace gases.
Geosphere - Answer-Portions of the Earth's system, including Earth's interior, rocks and minerals, landforms, and the processes the shape the Earth's surface.
Biosphere -...
Interaction of Organisms and Earth's
Systems Exam Questions and Answers
Atmosphere - Answer-The whole mass of air surrounding Earth made up of 78% of
nitrogen, 21% oxygen, and other trace gases.
Geosphere - Answer-Portions of the Earth's system, including Earth's interior, rocks and
minerals, landforms, and the processes the shape the Earth's surface.
Biosphere - Answer-Consists of all life on Earth and all parts of the Earth in which life
exists, including land, water, and the atmosphere.
Hydrosphere - Answer-All water on Earth, including oceans, surface water,
groundwater, and glaciers.
Biogeochemical Cycle - Answer-Pathways for the transportation and transformation of
matter within the four categorical areas that make up Earth (Biosphere, Hydrosphere,
Geosphere, and Atmosphere).
Biogeography - Answer-The study of the past and present geographical distribution of
species.
Feedback - Answer-A response within a system that affects the productivity of that
system by amplifying or diminishing its end product.
Carbon Cycle - Answer-The continuous movement of carbon throughout the abiotic
environment and living things.
Nitrogen Cycle - Answer-The process where nitrogen is converted among various
chemical forms as it cycles through the soil, Biosphere, Geosphere, and Atmosphere.
Denitrification - Answer-The reduction of oxidized forms of nitrogen (nitrates), ultimately
resulting in molecular nitrogen.
Ammonification - Answer-The process by which bacteria convert organic nitrogen into
inorganic ammonium.
Oxygen Cycle - Answer-the cycling of oxygen through the biosphere and atmosphere
from photosynthesis and cellular respiration.
Oxidation - Answer-A reaction that causes a molecule or atom to lose electrons.
Succession - Answer-A change in the types of species present in a community over
time.
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