Ecological Organizaton
What are the six levels of ecological organization?
Biosphere, Biome, Ecosystem, Community, Population, Organism
What is the difference between mutualism and parasitism?
Benefits both as opposed to harms one and benefits one.
Evaporation, transpiration
What does density dependent mean?
the number of individuals of a particular species in a given area
What do I call living parts of the environment?
Biotic factors
What is a quaternary consumer?
Consumes tertiary consumers
Respiration, Combustion, Volcanoes
What is secondary succession?
The grasses and shrubs that follow when an existing community is destroyed but the soil is left intact.
Name the eight terrestrial biomes.
Desert, Tundra, Grassland, Boreal Forest, Chapparal, Savanna, Tropical Rainforest, Deciduous Forest
Is energy lost or gained as it moves up the trophic levels?
Lost
How is carbon used up?
Photosynthesis
What is primary succession?
When a community arises in an area with no soil
What is the difference between logistic growth and exponential growth?
Logistic growth is controlled by limited resources and exponential growth is unhindered because of abundant resources
What does a biomass pyramid measure?
The total mass of the organisms in each trophic level in an ecosystem
What is the primary source of adding oxygen back into the atmosphere?
Photosynthesis
What is carrying capacity?
The maximum amount of living organisms that a habitat can support.
What is the difference between interspecific and intraspecific competition?
Members of different species and members of the same species
What is biomass?
the total amount of living tissue within a particular trophic level in an ecosystem
What needs to happen to nitrogen before it is available to living organisms for use?
Nitrogen fixation
What is the difference between a habitat and a niche?
Habitat is the environment that an organism lives in while the niche is the role that it plays in its ecosytem