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Do Now

Do Now. Biotic Factors: Abiotic Factors 1. _______________________ 1. ____________________ 2. _______________________ 2. ____________________ 3. _______________________ 4. _______________________ . Squirrel. Dirt. Owl. Sunlight. Fox.

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Do Now

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  1. Do Now Biotic Factors: Abiotic Factors 1. _______________________ 1. ____________________ 2. _______________________ 2. ____________________ 3. _______________________ 4. _______________________ Squirrel Dirt Owl Sunlight Fox Bluejay

  2. Hook: What organisms do you see in this picture?

  3. Populations, Communities and Ecosystems All living things are types of __________. A group of the same type of organisms is called a ___________. A bunch of different populations together is called a ____________. And a community with all the abiotic factors is called an ___________. organisms population community ecosystem

  4. Populations, Communities and Ecosystems Example Organism – _________________________________ Population – ________________________________ Community –________________________________ Ecosystem –_________________________________ A lone wolf A pack of wolves A wolf pack & squirrels & rabbits The entire forest (biotic and abiotic)

  5. Populations, Communities and Ecosystems When the population of a _________ becomes too large it starts what is called a ___________________. For example, if there are too many wolves in the forest they will eat all of their _____ (rabbits). When there are too few rabbits the wolves will start to starve and die, and the wolf population will begin to _________. predator boom and bust cycle prey decrease

  6. Practice! 1. ____ All the living and non living things in an area 2. ____ All the ants in an anthill 3. ____ An area that provides food and shelter 4. ____ Fish, frogs, turtles, lily pads and dragonflies are all members of the same what? 5. ____ All the blackbirds in your neighborhood 6. ____ A forest 7. ____ The damp soil within a forest in which a mushroom grows 8. ____ Different populations that live together in a particular area 9. ____ A prairie dog, a hawk, and a badger all members of the same what? 10. ____ The rainbow trout in a stream E P H C P E H C C P

  7. Hare and Lynx Populations How do to the populations of snowshoe hares and lynx affect each other?

  8. Hare and Lynx Populations How do to the populations of snowshoe hares and lynx affect each other?

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