Populations and Communities Ecology Populations and Communities

ECOLOGY The study of the ____________________________between organisms and the _________________________________________ July 22, 2012 Footer text here

ECOLOGY The study of the __relationships___________between organisms and the ________environment_________________________ Organism- __________________________________________________ July 22, 2012 Footer text here

Ecology The study of the __relationships___________between organisms and the ________environment_________________________ Organism- __a living thing__________________________________ July 22, 2012 Footer text here

ENVIRONMENT All of the ________________________ _________________________ and ____________________things that an organism can _______________________ with. July 22, 2012 Footer text here

ENVIRONMENT All of the _____living___________________ and _____nonliving______things that an organism can ____interact___________________ with. An environment specific to an organism is a _________________________________ July 22, 2012 Footer text here

ENVIRONMENT All of the _____living___________________ and _____nonliving______things that an organism can ____interact___________________ with. An environment specific to an organism is a _______habitat____________________ July 22, 2012 Footer text here

2 Different factors in the Environment _______________________ the ____________________ things in the environment Examples July 22, 2012 Footer text here

2 Different factors in the Environment ____Abiotic____________ the ___nonliving________ things in the environment Examples _____Biotic____________ the ______Living________ things in the environment July 22, 2012 Footer text here

What does an organism get from its environment??? July 22, 2012 Footer text here

What does an organism get from its environment??? Food, water, shelter, and other things it needs to live, grow and reproduce July 22, 2012 Footer text here

BiOtic vs ABiOtiC July 22, 2012 Footer text here

BiOtic vs ABiOtiC One more example… MOVIE CLIP July 22, 2012 Footer text here

How are ecosystems Organized?? July 22, 2012 Footer text here

The first level of organization is the : July 22, 2012 Footer text here

The first level of organization is the : 1. organism: a living thing ex: clownfish July 22, 2012 Footer text here

The second level of organization is the : July 22, 2012 Footer text here

The second level of organization is the : 2. POPULATION All members of a _____________________ that live together in a particular ______________________ July 22, 2012 Footer text here

The second level of organization is the : 2. POPULATION All members of a ___species_____________ that live together in a particular _____area_________ ex: a school of clownfish July 22, 2012 Footer text here

species A group of organisms which can mate and produce __________________ which can also _____________________ ex July 22, 2012 Footer text here

species A group of organisms which can mate and produce ________offspring__________ which can also _reproduce____________________ ex July 22, 2012 Footer text here

Species nonexample July 22, 2012 Footer text here

The third level of organization is the : July 22, 2012 Footer text here

The third level of organization is the community All the different____________________ that live together in an area July 22, 2012 Footer text here

The third level of organization is the community All the different____________________ that live together in an area populations July 22, 2012 Footer text here

The fourth level of organization is the : July 22, 2012 Footer text here

The fourth level of organization is the :ecosystem July 22, 2012 Footer text here

The fourth level of organization is the :ecosystem Community of ______________________________________ in an area and the ___________________________________ July 22, 2012 Footer text here

The fourth level of organization is the :ecosystem Community of ____organisms___________________ in an area and the ________________nonliving (abiotic) factors___________________ July 22, 2012 Footer text here

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Species: Organisms who can _______________ and whose offspring can reproduce. Non examples: July 22, 2012 Footer text here

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3. ____________________________________ 1.The _______________________, which is defined as the number of ____________________ per ___________________ people per given amount of _________ 2.The _______________________, which is defined as the number of ____________________ per ___________________ people per given amount of _________ 3. ____________________________________ Which is the ______________________ per _________________________________ July 22, 2012 Footer text here

What 4 Factors Limit Population Size? Theses are limiting Factors- which are defined as______________________________________________________________ Examples: Climate_______________________________________________________ _____________________________________ _______________________________________ Because of the limiting factors in the environment, a habitat can only support a certain number of organisms. This is the carrying capacity which is defined as ________________________________________________ July 22, 2012 Footer text here

Let’s Calculate the population density of Hatboro and Horsham…… First, guess which town has the greatest population density….. July 22, 2012 Footer text here

First Hatboro---Guess how many people and how many square miles its area is…….. July 22, 2012 Footer text here

Its population density is…. First Hatboro---Guess how many people and how many square miles its area is…….. 7, 675 people 1.4 square miles Its population density is…. July 22, 2012 Footer text here

5,482 people per square mile July 22, 2012 Footer text here

Now Horsham--Guess how many people and how many square miles its area is…….. July 22, 2012 Footer text here

Its population density is…. Now Horsham--Guess how many people and how many square miles its area is…….. 14,842 people 5.5 square miles Its population density is…. July 22, 2012 Footer text here

2,699 people per square mile July 22, 2012 Footer text here

Hatboro has the higher density– 5452 >2699 July 22, 2012 Footer text here