4.2 Vocab Flashcards
1
Q
Food chain
A
A series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
2
Q
Phytoplankton
A
Photosynthetic algae found near the surface of the ocean
3
Q
Food web
A
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
4
Q
Trophic level
A
Each step in a food chain or food web
5
Q
Ecological pyramid
A
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or web
6
Q
Biomass
A
Total amount of living tissue within a given trophic level
