Ecosystem = the network of relationships (interactions) among plants, animals (living) and the non-living parts in an environment


Download 488 b.
Sana03.09.2017
Hajmi488 b.



Ecosystem = the network of relationships (interactions) among plants, animals (living) and the non-living parts in an environment.

  • Ecosystem = the network of relationships (interactions) among plants, animals (living) and the non-living parts in an environment.



Producer = a plant which can synthesize carbohydrates using carbon dioxide and the sun’s energy.

  • Producer = a plant which can synthesize carbohydrates using carbon dioxide and the sun’s energy.

  • “Produce” their own food AND food for the rest of the ecosystem



Consumers = All those organisms that have to eat (consume) plants or animals to obtain their food.

  • Consumers = All those organisms that have to eat (consume) plants or animals to obtain their food.



Primary Consumers: Animals that eat producers. Also called 1st. order consumers or herbivores. (Ex. Rabbit, squirrels, grouse, insects)

  • Primary Consumers: Animals that eat producers. Also called 1st. order consumers or herbivores. (Ex. Rabbit, squirrels, grouse, insects)

  • Secondary Consumers: Animals that eat primary consumers. Also called 2nd. order consumers or carnivores. (fox, owl, mink )

  • Tertiary Consumers: Animals that eat secondary consumers. Also called 3rd. order consumers or carnivores. (Wolf, coyote, hawk)

  • Omnivores: Animals that eat both producers (plants) and consumers (animals).



Decomposers = Simple organisms that obtain their food from dead/decaying organisms and wastes.

  • Decomposers = Simple organisms that obtain their food from dead/decaying organisms and wastes.



Producers

  • Producers

  • Herbivores

  • Carnivores

  • Omnivores

  • What’s missing?

  • Decomposers!



Food chain = linear sequence representing the flow of nutrition from the simplest plant to the top carnivore.

  • Food chain = linear sequence representing the flow of nutrition from the simplest plant to the top carnivore.

  • Ie. What eats what??













Mosquito

  • Mosquito

  • Hawk

  • Cow

  • Grass

  • Man

  • Worms

  • Phytoplankton

  • Fish





Using a diagram, describe the relationship between latitude and the sequence of ecosystems.

  • Using a diagram, describe the relationship between latitude and the sequence of ecosystems.

  • Using a diagram, describe the relationship between elevation and the sequence of ecosystems. (a)




Do'stlaringiz bilan baham:


Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2017
ma'muriyatiga murojaat qiling