Interdependence + stability of ecosystems. Flashcards
1
Q
There is interdependence between different species. what does this mean?
A
one species may rely on another species for different things
2
Q
what things may one species may rely on another species for?
A
pollination
seed dispersal
shelter
+ food.
3
Q
whats pollination?
A
transfer of pollen
4
Q
what’s seed dispersal?
A
depending on another species to spread its seeds.
5
Q
when is a community stable?
A
when all the species and environmental factors are balanced
+
population sizes stay more or less constant.
6
Q
Why may removing one species from an ecosystem make it unstable?
A
Removing one species from an ecosystem could remove a key predator or prey. This would either increase or reduce population sizes so then the community will be unbalanced.
