Which statement is an example of absolute age?

1) Dinosaurs lived a long time ago

2) Trilobites lives before dinosaurs

3) Teachers are old

4) Dinosaurs went extinct 65.5 million years ago

Amarine ecologist has constructed the conceptual model shown in the diagram. what predictions can be made from using this model? where the tertiary consumers get their energy how often primary producers are able to reproduce when bacteria and fungi initiate the process of decomposition whether other secondary consumers are present