Unit 11: Ecology

_______: the scientific study of interactions between organisms and their environment, focusing on energy transfer

• Parasitism

• Ecology

• Biosphere

• Biotic Factor

______ ______: all living organisms inhabiting the earth

• Biotic Factors

• Abiotic Factors

______ ______: all nonliving parts of the earth

• Biotic Factors

• Abiotic Factors

_________: any unicellular or multicellular form exhibiting all characteristics of life and individual.

• Community

• Biosphere

• Ecosystem

• Organism

_______: a group of one species living in the same place at the same time that interbreed

• Population

• Limiting Factors

• Habitat

• Niche

________: several interacting populations that inhabit a common environment and are interdependent

• Producers

• Consumers

• Community

• Trophic Levels

________: populations in a community and the abiotic factors with which they interact

• Carnivores

• Ecosystem

• Populations

• Offspring

________: life supporting portions of Earth composed of air, land, fresh, water, and salt water

• Communalism

• Predators

• Decomposers

• Biosphere

_____: the role a species plays in a community; its total way of life

• Habitat

• Niche

_____: the place in which an organism live out its life

• Habitat

• Niche