interactions between biotic and abiotic factors. a(n) ___________ factor is a living (or once...

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Ecology Interactions between biotic and abiotic factors

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Page 1: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

EcologyInteractions between biotic and abiotic factors

Page 2: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Review• A(n) ___________ factor is a living (or once living)

component of an ecosystem.

• A(n) ___________ factor is a non-living component of an ecosystem.

biotic

abiotic

Page 3: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Review• An ecosystem is the interaction between

__________ and __________ factors

abiotic

biotic

Page 4: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Biotic or Abiotic?

Biotic AbioticAbiotic

Page 5: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Biotic or Abiotic?

Biotic AbioticBiotic

Page 6: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Biotic or Abiotic?

Biotic

Abiotic

Biotic

Page 7: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Biotic or Abiotic?

Biotic AbioticBiotic

Page 8: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Biotic or Abiotic?

Biotic AbioticBiotic

Page 9: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Interactions• How do these abiotic factors affect the biotic

parts of an ecosystem?

Page 10: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Activity

Page 11: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Activity

Squirrels

Trees

Fish

Air

Water

Page 12: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Activity

Bacteria

Temperature

Squirrels

Flowers

Deer

Trees

Fish

Soil

AirMinerals

Water

Sun

Grass

Page 13: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

Interactions between biotic and abiotic factors• What abiotic factors are important for a plant to

grow?

Page 14: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

1. Sun• Provides warmth to living organisms• Provides solar energy (light) for green plants to

make their own food• The number of hours of daylight triggers

seasonal events, such as: -plants flowering -birds migrating

Page 15: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

2. Water• Important for life processes of all living

things (plants and animals) such as: -distributing food particles through their bodies -digesting food• Important for organisms that live under water, such as: -trout -whales -algae

Page 16: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

3. Air• Provides oxygen (O2), which animals breathe

• Provides carbon dioxide (CO2) for plants to use to make their own food

Page 17: Interactions between biotic and abiotic factors. A(n) ___________ factor is a living (or once living) component of an ecosystem. A(n) ___________ factor

4. Soil• Provides a home for many animals that live

underground -earthworms

• Provides nutrients for plants

• Plants grow in soil