trophic levels Flashcards
4.6
1
Q
what are trophic levels used to describe?
A
the feeding relationships between organisms
2
Q
how does the first trophic level get its energy?
A
energy flows from the sun to the first trophic level (producers) in the form of light
3
Q
what do producers convert light energy into?
A
chemical energy
4
Q
how do producers get their food?
A
they produce their own organic nutrients usually using energy from sunlight
5
Q
what are primary consumers?
A
herbivores- feed on producers (plants)
6
Q
what are secondary consumers?
A
predators that feed on primary consumers
7
Q
what are tertiary consumers?
A
predators that feed on secondary consumers
8
Q
what are quaternary consumers?
A
predators that feed on tertiary consumers
