The Ecology: Interactions Unit The Ecology: Interactions Unit Everything is connected to each other. Everything is connected to each other. Copyright ©

The Ecology: Interactions UnitThe Ecology: Interactions Unit Everything is connected to each other.Everything is connected to each other.

Copyright © 2010 Ryan P. Murphy

The Ecology: Interactions UnitThe Ecology: Interactions Unit Everything is connected to each other.Everything is connected to each other.


Understanding the complexity of how species are connected is the key to better management and our own well-being.

How are fungus and trees connected?

The big pictureThe big picture

Individual: Organism with unique DNA Individual: Organism with unique DNA and cells.and cells.


On your whiteboardOn your whiteboard

Draw a simple individual of any Draw a simple individual of any creature you know a little aboutcreature you know a little about

Don’t make it too big, you will need Don’t make it too big, you will need the space.the space.

Cap your markers when done!Cap your markers when done!

What is the population of What is the population of Henderson?Henderson?

What is the population of What is the population of Henderson?Henderson?

The population of what Mr. Ibeling?

Get ready for some fill in Get ready for some fill in actionaction

Population: Groups of similar Population: Groups of similar individuals who tend to mate with each individuals who tend to mate with each other in a limited geographic area.other in a limited geographic area.



Make a population of your Make a population of your individualindividual


Make a population of your Make a population of your individualindividual

Community: The relationships Community: The relationships between groups of populations.between groups of populations.










Draw some extra populations Draw some extra populations and make a communityand make a community

On the back, start a concept On the back, start a concept map with individual, map with individual,

population and communitypopulation and communityIndividual

Populationcommunity



Populationcommunity



Populationcommunity

Ecosystem: The relationships of Ecosystem: The relationships of populations with each other and their populations with each other and their environment.environment.






Abiotic: All non-living chemical and Abiotic: All non-living chemical and physical factors in the environment. physical factors in the environment.



Draw a few Draw a few abioticabiotic factors in factors in your ecosystemyour ecosystem

Abiotic: All non-living chemical and Abiotic: All non-living chemical and physical factors in the environment. physical factors in the environment. Each has a range of tolerance. Or the Each has a range of tolerance. Or the

limits of where they can livelimits of where they can liveWhat were some of the tolerance What were some of the tolerance

ranges for abiotic factors in our bean ranges for abiotic factors in our bean Lab?Lab?


Let’s add in ecosystem and Let’s add in ecosystem and abioticabiotic

Individual

Population

community

Ecosystem

Abiotic

Let’s add in ecosystem and Let’s add in ecosystem and abioticabiotic

Individual

Population

community

Ecosystem

Abiotic

Made of

Habitat: The type of environment in Habitat: The type of environment in which an organism lives.which an organism lives.


• Which tree has more value in a forest ecosystem?


• Answer!


• Answer! Both have value,


• Answer! Both have value, but dead trees are extremely valuable to a forest ecosystem because they provide habitat such as den sites, a steady food source of insects, and ultimately fertilize the soil after decay.


• Answer! Both have value, but dead trees are extremely valuable to a forest ecosystem because they provide habitat such as den sites, a steady food source of insects, and ultimately fertilize the soil after decay.


• Community ecology: The study of interacting populations.


• How do you pronounce niche?

• What is a niche?


• Answer! Can be “Nitch” or “Neesh”.

• Both work.


Ecological Niche: The place or Ecological Niche: The place or function of a given organism within function of a given organism within its ecosystem. its ecosystem.


Ecological Niche: The place or Ecological Niche: The place or function of a given organism within function of a given organism within its ecosystem. its ecosystem.


“That is just a fancy name for saying…”

“My job.”

Wrap upWrap upFinish the back of the concept map if Finish the back of the concept map if

you didn’t for you didn’t for homeworkhomeworkFinish retakes for tomorrowFinish retakes for tomorrowWatch my video and fix your lab if Watch my video and fix your lab if

you need toyou need to

• What are some of the niches in this picture?• Niche = jobs / role.


• Activity! Each table needs to look at the picture and describe the ecological niche of one the organisms.


Plants: Provide oxygen and are the producers in this ecosystem



Butterfly: Pollinates plants and is a food source for birds



Butterfly: Pollinates plants and is a food source for birds



Crayfish: Eats dead material and recycles nutrients + food source for fish.



Predatory Bird: Keeps populations of fish in check.



Trees: Hold soil together, food source, habitat for birds and other.



Fish: Keep insect populations in check, food source for larger fish.



Insects: Break down waste, food source, pollinate.



Clam: Filters water, creates habitat, food source.

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The Ecology: Interactions Unit The Ecology: Interactions Unit Everything is connected to each other. Everything is connected to each other. Copyright ©