Keystone Review #10 Ecology

The movement of abiotic factors between the living and nonliving components within ecosystems.

• Transpiration

• Agriculture

• Aqua systemics

• Biogeochemical Cycles

The zone of life on Earth; sum total of all ecosystems on Earth.

• Biome

• Biosphere

• Biotic

• Community (Ecological)

A species that is generally restricted to its native area.

• Pandemic

• Pandoran

• Endemic

• Extrinsic

An organism that obtains nutrients by consuming dead and decaying organic matter; they are crucial to the brown pyramid.

• Decomposer

• Producer

• Photosynthesizers

• Consumer

Chemical or physical factor that limits the existence, growth, abundance, or distribution of an individual organism or a population.

• Food Chain

• Food Web

• Habitat

• Limiting Factor

The artificial cultivation of food, fiber, and other goods by the systematic growing and harvesting of various organisms.

• Abiotic

• Agriculture

• Aquatic

• Biogeneration

An area that provides an organism with its basic needs for survival.

• Habitat

• Sustaining sphere

• Food Web

• Food Chain

A complex arrangement of interrelated food chains illustrating the flow of energy between interdependent organisms.

• Environmental pyramid

• Energy pyramid

• Food Web

• Trophic relationship

An organism that obtains energy by feeding on other organisms or their remains.

• Community

• Competition

• Producer

• Consumer

The position of an organism in relation to the flow of energy and inorganic nutrients through an ecosystem.

• Trophic Level

• Terrestrial

• Aquatic

• Energy Pyramid