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Vocabulary
Energy & Ecosystems
Physical Environment
Water & Oxygen Cycle
Carbon & Nitrogen Cycle
100
The study of the interactions between living and nonliving things
What is ecology?
100
A group of interbreeding organisms coexisting together
What is population?
100
A group of populations living and interacting in the same area
What is community?
100
evaporation of water from the leaves of a plant.
What is transpiration?
100
the breakdown of food molecules with a release of energy
What is respiration?
200
An association of living organisms and their physical environment
What is an ecosystem?
200
This is lost each time it moves up a trophic level in an ecosystem.
What is energy?
200
A group of ecosystems classified by climate and plant life
What is a biome?
200
fire, ozone formation and rusting of metals and minerals
What are methods of removing oxygen from air?
200
the process by which certain cases trap heat that would otherwise escape the earth and radiate into space
What is the greenhouse effect?
300
A measure of the total dry mass of organisms within a particular region
What is biomass?
300
a relationship between two or more organisms of different species where all benefit from the association
What is mutualism? (give one example)
300
An organism that eats producers.
What is primary consumer?
300
the water cycle accomplishes this for an ecosystem and between ecosystems
What is transports nutrients?
300
photosynthesis and dissolving in the ocean
What are ways carbon dioxide leaves the air?
400
An ecosystem where all water runoff drains into a single body of water
What is watershed?
400
carnivores that eat other carnivores
What is tertiary consumer?
400
herbivores are an example of this
What is primary consumer?
400
human activity that worries those who think global warming is a problem
What is burning fuels?
500
A diagram that shows the biomass of organisms at each trophic level.
What is an ecological pyramid?
500
contradicts the idea that organisms always battle for survival
What is mutualism?
500
a system of interlocking, interdependent food chains
What is a food web?
500
the process by which green plants and some other organisms use the energy of the sun and simple chemicals to produce their own food
What is photosynthesis?
500
the process by which nitrogen gas from the atmosphere is converted into nitrogen-containing molecules that are useful to most organisms in creation
What is nitrogen fixation?