Download Ecosystems

Habitat
An environment that provides the things an
organism needs to live, grow and reproduce
Biotic Factors
The living parts of a habitat
clown fish
sea anemone
panda
bamboo plants
Abiotic Factors
The non-living parts of a habitat
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Water
Sunlight
Oxygen
Temperature
Soil
Abiotic Factors
The non-living parts of a habitat
water
temperature of water
oxygen (dissolved in the water)
oxygen (air)
sunlight
soil or dirt
temperature
Putting it all together
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What basic needs are met by an organisms
habitat?
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Food, water, shelter, and other things it
needs to live.
Putting it all together
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Why do different organisms live in different
habitats?
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Because different organisms have different
needs for survival.
Putting it all together
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Using the word photosynthesis, explain
why water and sunlight are two abiotic
factors that are important to all organisms
Species
A group of organisms that are physically
similar and that can mate and produce
fertile offspring.
Population
All the members of one species in a
particular area.
Community
All the different populations that live together in an
area.
Ecosystem
A community of organisms that live in an area along
with their non living surroundings
Ecology
The study of how living things interact with each
other and their environment.
Ecological Organization
Larger
Biome
Ecosystem
Community
Population
Smaller
Single organism
Putting it all together
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Would all the trees in a forest make up a
population? Why or Why not?
Putting it all together
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What is the difference between a community
and an ecosystem?
Community
Ecosystem
Putting it all together
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Why do ecologists study both the biotic and
abiotic factors in an ecosystem?