Examlex
Which well-known paleontologist created a global database of marine animal families to study changes in diversity through time?
Biotic
Relating to or resulting from living things, especially in their ecological relations.
Ecosystems
Communities of living organisms in conjunction with the nonliving components of their environment, interacting as a system.
Pyramid of Biomass
A depiction of the decreasing mass of organisms found as one ascends through the food chain.
Pyramid of Energy
A graphical representation that shows the flow of energy at different trophic levels in an ecosystem, with the largest amount of energy at the base and decreasing amounts as you move up.
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