Food Chains/webs/pyramids Flashcards
1
Q
What do food pyramids show?
A
The quantitive differences that exist between the trophic levels of a single ecosystem
2
Q
What do pyramid of numbers record?
A
the number of individuals at each tropic level coexisting in an ecosystem
3
Q
What do pyramid of biomass represent?
A
The biological mass of the standing stock at each trophic level at a point in time
4
Q
What do pyramid of productivity show?
A
the flow of energy through each tropic level of a food chain over a period of time
