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37 terms

5th Grade Ecosystem Vocabulary

NC SCS Science 5th grade vocabulary - Ecosystem unit
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Abiotic factor
a nonliving part of an ecosystem
Adaptation
A characteristic that helps an organism survive or reproduce in its environment.
Biome
One of earth's large ecosystems, with its own kind of climate, soil, plants, and animals
Biotic factor
a living part of an ecosystem
Bog
wet spongy ground of decomposing vegetation. has poorer drainage than a swamp
Camouflage
an adaptation in which an animal protects itself against predators by blending in with the environment
Carnivore
an animal that eats another animal
Cell
the smallest unit of living matter
Chlorophyll
a green chemical in plant cells that allows plants to use the Sun's energy for making food
Commensalism
a relationship between 2 kinds of organisms that benefits one without harming the other
Conifer
group of trees that produce seeds in cones and have needlelike leaves
Consumer
any animal that eats plants or other meat-eating animals
Competition
a struggle between 2 or more organisms for food, shelter, or another resource in high demand
Conservation
the careful use of a natural resource to prevent depletion
Cooperation
working together for a common purpose
Deciduous
plants that loses its leaves each fall
Decomposer
fungi or bacteria that break down dead plants and animals
Desert
environment that loses more water than it receives in a year
Ecosystem
all living and non-living things in an environment
Estuary
a body of water found in an area where fresh water and salt water mix
Extinct
a species that has died out completely
Food chain
the path of energy in food from one organism to another
Habitat
place where an plant or animal naturally lives and grows
Herbivore
an animal that eats plants
Hibernation
an adaptation in which an organism slows down during the winter
Mutualism
a relationship between 2 kins of organisms that benefits both
Niche
the role of an organism in a community
Omnivore
an animal that eats both plants and meat
Organism
any living thing that can carry out its life on its own
Parasitism
a relationship in which 1 organism benefits and the other is harmed
Predator
an animal that hunts other animals for food
Photosynthesis
the process used by plants to use sunlight to make food
Producer
an organism that makes energy from the sun's light, plants
Taiga
a cool forest biome of conifer in the upper Northern Hemisphere
Tropical rain forest
a hot biome near the equator, with much rainfall and a wide variety of life
Transpiration
the loss of water through a plant's leaves
Tundra
large, treeless plain in the arctic region where the ground is frozen all year