Ecology 1
an organism that eats both plants and meat
What is an omnivore?
an organism that eats only meat
What is a carnivore?
interaction where one organism (predator) kills another (prey) for food.
What is predation?
an organism that creates their own food
What is a producer?
an animal that feeds on decaying organic matter
What is a scavenger?
an organism that break down dead organic matter
What is a decomposer?
the struggle between organisms to survive in a habitat with limited resources.
What is competition?
movement of individuals out of a population.
What is emigration?
What is an ecologist?
moving into a population.
What is immigration?
an environment factor that causes a population to decrease.
What is a limiting factor?
all the different populations that live together in an area.
What is a community?
a model that shows how energy is transferred between organisms in an ecosystem through feeding relationships
What is a food chain?
a graphical representation showing the flow of energy through the ecosystem.
What is an energy pyramid?
a diagram showing the interconnected feeding relationships within an ecosystem
What is a food web?
an organism that gets its energy from consumption of other organisms
What is a consumer?
the result of one cause leading to an effect that causes one or more other effects
What is an indirect effect?
largest number of individuals of a population that an environment can support.
What is carrying capacity?
community of organisms that live in a particular area, along with their nonliving surroundings
What is an ecosystem?
a relationship between two species in which both species benefit.
What is mutualism?