Ecosystems Flashcards
Habitat
Where an organism lives
Biotic
All living organisms in an ecosystem
Abiotic
All non-living things in an ecosystem
Population
A species grouping
Example: snake, bird, tree population
Niche
The role that each species plays in it’s community.
Ecosystems
An area which living and non-living thing interact
Community
Organisms that live together in an ecosystem
Adaptations
A structure of behavior that allows a species to survive and reproduce in its environment.
Environment
All living and non-living things around an organism.
Species
All members of a population.
Biome
Regions of the world with similar climate, animals, and plants
Tundra
Covers 1/5 of earth
Coldest biome
Cold desert
Tropical Rainforest
Close to equator
Wet and warm
Diverse plants and animals
Grasslands
Weather changes greatly
Cold in winter hot in summer
Herbivores
Taiga
Largest biome Long cold winters Short wet mild summers Animals have thick coats of fur to adapt to cold winters Has one third of earths trees
Desert
Covers one fifth of earth Antarctica is largest desert Cold and hot Little rainfall Plants are good at storing the scarce water there
Deciduous Forest
4 seasons
We live there
Changing seasons
Leaves fall before winter
Producer
Organisms that use the suns energy to make their own food
Consumer
Organisms that get energy from eating producers or other consumers
Decomposer
Organisms that consume dead plants and animals
Herbivore
Animals that eat only plants
Carnivore
Animals that eat only meat
Omnivore
Animals that eat both plants and animals
Food Chain
A series of organisms each dependent on the next as a source of food
