Ecology Chapter 5 notes:
population - Group of individuals in the same species.
Niche - Organisms' home or habitat.
Individual - An organism.
temperate deciduous forests - Warm summers, cold winters, and moderate precipitation.
Deciduous trees (oak) and s
Ecology Chapter 1 notes:
Ecosystems - All the living and non-living things that interect in an area.
Biotic Factors - Living things in an ecosystem
Abiotic Factors - Non-living factors including temperature, water, sunlight, wind, rocks
Ecology Chapter 4 notes:
Carrying Capacity - Largest number of individuals of a population that a environment
Competition - Interaction in which two or more species use the same limited resource
Limiting Resource - A short supply of resources
Ecology Chapter 3 notes:
Trophic Level - Organism in a food chain that represents a feeding step in the passage of
energy and materials through an ecosystem
Carbon Cycle - The organic circulation of carbon from the atmosphere into organisms
and back again
Ecology Chapter 6 notes:
open-sea zone (pelagic) - Far out ocean, deep, huge amounts of phytoplankton.
benthic realm - Ocean floor, little life, bottom dwellers, some fish.
Estuary - Boundary of salt and fresh water, marshes, coast, fish nesting ground.
Ecology Chapter 9 notes:
nitrogen fixation - N2 to NH4+ by bacteria (in soil and roots).
Nitrification - NH4+ to NO2 and NO3 by bacteria.
Denitrification - Bacteria change NO3 and NO2 back to N2.
phosphorus cycle - Erosion of rocks puts phosphorus in wate
Ecology Chapter 10 notes:
Biotic - living factors having to do with the activities of organisms.
Carnivore - an example of a consumer, specifically one that eats animals.
Commensalism - a type of symbiotic relationship between two orgamism. This type
Ecology Chapter 8 notes:
detritivores - Decomposers that obtain energy by consuming dead organisms.
ecological efficiency - The amount of energy at one trophic level that is transferred to
the next level (10%).
food chain - Chart of who eats whom.
Ecology Chapter 2 notes:
Potential Niche - The entire range of resource opportunities an organism is potentially
able to occupy within an ecostystem
Fundamental Niche - Niche where an organism is actually able to live
Photosynthesis - Autotrophs convert l
Ecology Chapter 7 notes:
K-selected species - Population size remains constant (constant number of offspring,
extensive parental care; e.g. humans).
Symbiosis - Species that live together during a portion of their lives.
Mutualism - Both species benefit i