FOOD WEB IN AN ECOSYSTEM
Feb 17, 2016
FOOD WEB IN AN
ECOSYSTEM
Is this an ecosystem?
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).
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.
TROPHIC LEVELS
TROPICAL FOREST FOOD WEB
GRASSLAND FOOD WEB
BOREAL FOREST FOOD WEB
DESERT FOOD WEB
AQUATIC FOOD WEB
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.
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.