food web
DESCRIPTION
food web in an ecosystemTRANSCRIPT
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FOOD WEB IN AN
ECOSYSTEM
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Is this an ecosystem?
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ECOSYSTEMAn ecosystem includes all of the living things (plants, animals and organisms) in a given area, interacting with each other, and also with their non-living environments (weather, earth, sun, soil, climate, atmosphere).
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FOOD WEB
A food web is a graphical depiction of feeding connections among species of an ecological community. Food web consists of food chains of a particular ecosystem.
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TROPHIC LEVELS
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TROPICAL FOREST FOOD WEB
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GRASSLAND FOOD WEB
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BOREAL FOREST FOOD WEB
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DESERT FOOD WEB
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AQUATIC FOOD WEB
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BIODIVERSITY
It is the variety of different types of life found on the Earth and the variations within species. It is a measure of the variety of organisms present in different ecosystems.
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3 levels of biodiversity Genetic Diversity-refers to the variety of genes within a species.
Species Diversity- is the number of different species that are represented in a given community (a dataset).
Ecosystem Diversity-refers to the variety of ecosystems in a given place.