Energy in an Ecosystem
the transfer of energy and nutrients through a community
a food chain
eats both plants and animals
omnivores
all of the organisms of the same species that live in an ecosystem
population
the special characteristics or skills that help living things survive in their environments
adaptations
(double points)
animal that hunts and eats other animals vs. animal that is hunted
predator / prey
_____ shows how energy moves through one food chain in an ecosystem
an energy pyramid
consumer that eats only other consumers
carnivores
all the different species that live in a particular ecosystem
community
special partnership in which two species interact with each other over a long period of time
symbiosis
occurs when two or more organisms are trying to use the same resources
competition
several food chains linked together
a food web
organisms that get their energy directly from the sun and change the energy into a form that other organisms can use
producers
an organism's particular function or job in the ecosystem
niche
God-given basic knowledge and skills that an animal needs for survival
instincts
the movement of a whole group of animals from one ecosystem to another ecosystem
migration
_____ provides energy for all living things
the sun
(double points)
organisms that break down dead things vs. organisms that eat what has already died
decomposers / scavengers
the place where an organism lives
habitat
______ behaviors cannot be inherited
learned
plants need, ______, ________, and _______ for photosynthesis
water, carbon dioxide, sunlight
a food chain always begins with
producers
organisms that depend on producers for food
consumers
each living member of an ecosystem
individual
an organism that lives on or in another organism and gets food from that organism
parasite
(double points)
an _________ consists of all the living organisms and their environment in a certain section of the earth
bonus q: is the environment living or nonliving?
ecosystem / nonliving