30 terms

Ecosystem Krebs 4th

Georgia 4th grade ecosystem vocabular
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community
all the living things in an ecosystem
producer
an organism that makes its own food
consumer
an organism that eats other living things for food
ecosystem
a system of living and non-living things that interact in an area
adaptation
a physical feature or behavior that helps an organism survive in its habitat
camouflage
the coloring, marking, or other physical appearance of an animal that helps it blend in with its surroundings
carnivore
an animal that only eats other animals
decay
to break down into simpler materials
decomposer
an organism that breaks down the remains of dead organisms
environment
everything that surround and effects a living thing
extinct
no longer living
food chain
the pather of energy in an ecosystem as one living thing eats another
food web
two or more food chains that overlap
habitat
the place where an organism lives
herbivore
an animal that only eats plants
hibernate
to go into a deep sleep during which an animal uses very little energy and does not usually need to eat
microorganism
a tiny living thing that can only be seen with a microscope
migrate
to move to another region
mimicry
an adaptation that allows an animal to protect itself by looking like another kind of animal or like a plant
niche
the role a plant or animal plays in its habitat
omnivore
an animal that eats both plants and animals
organic matter
the remains of plants and animals
photosynthesis
the process plants use to make food
pollinator
an animal, such as an insect or bird, that helps make seeds by moving pollen from one part of the plant to another
population
all the organisms of the same kind that live in an ecosystem
predator
an animal that hunts other animals for food
prey
an animal that is hunted for food by a predator
reproduction
the process of making more of one's own kind
scavenger
an animal that feeds on the remains of dead animals
seed dispersal
the scattering of carrying away of seeds from the plant that produced them