Definitions
Ecosystems, in your OWN WORDS
(Official definition: interacting biotic and abiotic components in a shared environment)
The model scientists use to illustrate predator/prey interactions
Food web
Where the Serengeti is located
Tanzania and Kenya
Biodiversity, in your OWN WORDS
The two main factors that keep an ecosystem stable
Biodiversity and keystone species
Wildebeest
Interest holders, in your OWN WORDS
(Official definition: someone or something that will be impacted if a certain plan/action is performed; one whose "interest" must be taken into account when planning something)
Keystone species, in your OWN WORDS
(Official definition: an organism that has an especially large impact on its ecosystem; without them, the ecosystem would change drastically)
The reason the Serengeti National Park was first established
To protect the Great Migration
Carrying capacity, in your OWN WORDS
(Official definition: the maximum size a population can reach due to the limiting factor(s) in its environment)
Ecosystem stability, in your OWN WORDS
(Official definition: the ability of an ecosystem to maintain and restore balance in its structure, function, and biodiversity over time, even in the face of external disturbances/changes)
Ex.: dung beetles, grass, acacia trees, zebras, lions, hyenas...
Limiting factor, in your OWN WORDS
(Official definition: an environmental variable that restricts the growth of a population in an ecosystem)
Use "biodiversity" in a sentence describing how it helps keep an ecosystem stable
(Ex.: Biodiversity enables organisms to have many options for their interactions, so the loss of one species does not disrupt the whole ecosystem)
Describe at least four ways wildebeest keep the Serengeti ecosystem stable
Ex.: they protect other migrating animals, they feed lions/hyenas/cheetahs/wild dogs, their dung provides nutrients for dung beetles, the seeds in their dung replant the grass they eat, their movement displaces bugs for other animals to eat...)