Interactions With Organisms Flashcards
1
Q
Symbiosis
A
A relationship in which two different organisms live in close association with each other.
2
Q
Mutualism
A
Both species benefit sometimes depends on each other to survive.
3
Q
Commensalism
A
One organism benefits and the other is unaffected.
4
Q
Parasitism
A
One species (parasite) benefits from the other species (the host) which is harmed.
5
Q
Predator
A
An animal that naturally preys on others.
6
Q
Prey
A
An animal that is hunted and killed by another for food.
7
Q
Energy Pyramid
A
An energy pyramid is a graphical model of energy flow in a community.
8
Q
10 percent rule
A
90 percent of the energy at each level is used for life processes.
Only 10 percent of the energy at each level supports the organisms at the next level.
