B16 Flashcards
1
Q
what is an ecosystem
A
a unit that contains all the biotic and abiotic factors in an area all interacting
2
Q
what is interdependence
A
if one species is removed from a community it can affect the whole community
3
Q
what is a stable community
A
one in which all the species and environmental factors are in balance so the population sizes stay fairly constant
4
Q
what are abiotic factors that may affect communities
A
amount of light
temperature
availability of water
pH of the soil
5
Q
what are some biotic factors that may affect communities
A
availability of food
new predators arrive
new pathogens
6
Q
A
