Abeka 7th Grade Science, Section 13.1 Review
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What terms refers to an organism's "occupation" within the environment?
niche
Define ecological succession.
process in which a new ecosystem develops after an ecosystem is damaged or destroyed
List four important abiotic factors.
radiation, temperature, water, atmosphere
What is the range of conditions in which an organism can survive?
tolerance range
Explain how overpopulation can damage an ecosystem.
It may cause some species to become locally extinct, new species to enter the ecosystem, and carrying capacities to change.
What branch of science studies the relationships within an ecosystem?
ecology
List the three major types of biogeochemical cycles.
hydrologic cycle, atmospheric cycle, sedimentary cycle
