The scientific discipline in which the relationships among living organisms and the interaction the organisms have with their environments ....... The portion of earth that supports life
What is ecology and biosphere ?
100
Act of one organisms consuming another organism for food
What is predation ?
100
An organism that collects energy from sunlight or inorganic substances to produce food
What is autotroph?
100
Organisms that eat both plants and animals
What is an omnivore
100
The total mass of living matter at each tropic level
What is biomass
200
The living organisms environment .....
The non living factors in an organisms environment
What is biotic factor and abiotic factor ?
200
Close relationship that exits when two or more species live together
What is symbiosis
200
Eat fragments of dead matter in an ecosystem
What is detritivores
200
Anything that takes up space and has mass
What is matter
300
Single species that share the same geographic location ...
A group of interacting populations that occupy the same geographic area at the same time
What is population and biological community ?
300
Relationship between 2 or more organisms that live closely together and benefit from each other
What is mutualism
300
An organism that gets its energy requirements by consuming other organisms
What is heterotrophs
300
Each step in a food chain or food web
What is tropic level
300
A chemical substance that an organism must obtain from its environment to sustain life and to undergo life processes
What is nutrient
400
A biological community and all of the abiotic factors that affect it ..
A large group of of ecosystems that share the same climate and have similar communities
What is ecosystem and biome
400
A relationship in which one organisms benefits
What is commensalism
400
Only eats plants
What is herbivore
400
A simple model that shows energy flow through an ecosystem
What is food chain
400
The exchange of matter through the biosphere
What is biogeochemical cycle
500
An area where organisms lives ...
The role or position that an organism has in its environment
What is habitat and niche
500
A symbiotic relationship in which one organisms benefits at the expense of another organism
What is parasitism
500
Heterotrophs that eat on heterotrophs
What is a carnivore ?
500
A model representing the many interconnected food chains and pathways in which energy flows through a group of organisms
What is a food web
500
Process of capture and conversion of nitrogen into a form that is useable by plants