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21 Cards in this Set

  • Front
  • Back
all the organisms that live in one place
POPULATION
all the organisms in one ecosystem
(area)
COMMUNITY
a community and its nonliving environment
ECOSYSTEM
study of the relationships of living and nonliving things
ECOLOGY
the place where a living thing lives
HABITAT
the way a species lives
NICHE
an area an animal or group of animals defends from others of the same species
TERRITORY
the number of organisms born in a given time
BIRTH RATE
the number of organisms that die in a given period of time
DEATH RATE
natural resources endangered by humans
POLLUTION
a species in danger of disappearing from earth
ENDANGERED
organisms no longer living
EXTINCT
a living thing
ORGANISM
a group of living things that depend on each other for food
FOOD CHAIN
grass and plants are _____________
PRODUCERS
a living thing that can not make its own food
CONSUMER
an animal that eats only plants or grass
HERBIVORES
animals that eat only other animals
CARNIVORES
animals that hunt and kill other animals for food
PREDATORS
living things that will eat both plants and animals
OMNIVORE
any living thing that will eat dead plants or animals before they decay
SCAVENGER