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What is Ecology the study of?
Living things and the environment
What are two types of factors that impact ecosystems? (not about population growth)
biotic, abiotic
What does biotic mean?
living
What does abiotic mean?
non-living
What is biodiversity?
# of species in an environment
What is a keystone species?
a species that has a very large impact on the environment
Why are producers always the base of an ecosystem?
they produce their own energy using sunlight, have the most energy, biggest population
what is a detrivore?
eat dead, decaying things
omnivore
eat plants and animals, all things
herbivore
eat plants
carnivore
eat animals
decomposers
break down organics into smaller compounds
producers
bottom of the pyramid
primary consumers
on top of producers
secondary consumers
on top of primary consumers
tertiary consumers
on top of secondary consumers
exponential or logistic?
logistic
exponential or logistic?
exponential
What is carrying capacity?
the max amount of organisms an area can support
what is density dependent carrying capacity?
the # of individuals matters
what is density independent carrying capacity?
doesn’t rely on population
what is bio accumulation?
the build up of absorbed chemicals overtime in a singular organism
bio magnification
the increase in concentration of a chemical in the food chain
How much energy is lost between trophs?
~90%
What is a biome?
a major region or global community, characterized by climate conditions
What is an ecosystem?
all of the organisms, and the environment, in a given area.
What is a community?
All different species living in an area
What is a population?
A group of the same species living in the same area
What is an organism?
An individual living thing
What is a specialist?
An organism that eats specific item
What is a generalist?
An organism that eats a wide variety of organisms
Note
Flashcard