Organization / Carrying Capacity
Biomes
Energy Flow
Organism Interactions / Cycles
Succession / Biodiversity
100
terrestrial and aquatic
What are the two types of biomes.
100
_________ always make up the first trophic level in a food web.
What is a producer
100
Mutualism
What is a relationship between species when both benefit from the relationship.
100
succession
When plant communities replace the existing communities over time
200
long, cold, dark winters and short cool summers, permafrost
What is the tundra
200
on average about _____ of the energy available within one trophic level is transferred to the next trophic level
What is 10%.
200
Commenalism
What is a relationship called when one species benefits and the other in unharmed.
200
Pioneer Species
What are the first species to colonize an area
300
J-Shaped
What is exponential growth often graphed as?
300
warm to hot summers, cold winters; hot dry climates with fertile soil
What is a grassland
300
Ecological pyramids show the relative amount of _____ contained within each trophic level in a given food web.
What is energy
300
parasitism
What is a relationship called when one organism lives on or inside another organism and harms it.
300
climax community
What is the last plant community when the area has reaches equilibrium.
400
Carrying Capacity
What is the limited number of living things an ecosystem can support.
400
--hot & wet year round; nutrient poor soil --found near the equator
What is a tropical rainforest
400
_____ is released from each level in an energy pyramid.
What is heat
400
competition
What is the relationship called when organisms try to use the same resource
400
nonnative species, agricultural runoff / eutrophication, atmospheric / change and habitat destruction
What are the 4 factors that affect or threaten biodiversity?
500
Limiting factors
What are physical, biological or chemical factors that can affect the growth or diversity of organisms within an ecosystem?
500
where fresh water & salty ocean waters mix; bays, mouths of rivers, salt marshes, and lagoons.
What is an estuary
500
First-level consumers
What is the level about the producers level.
500
predation
What is the relationship called when one organism captures and eats another
500
habitat destruction.
What do human activities lead up to?
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