biological evolution: unity and diversity Flashcards
Remains or traces of plants and animals that lived long ago
Fossil
A living thing that is no longer found alive anywhere on earth today
Extinct
A scientist that studies fossils
Paleontologist
An animal that eats plants
Herbivore
An animal that eats meat
Carnivore
An animal that eats both plants and meat
Omnivore
Any living thing
Organisms
A hollow fossil form clearly showing the outside features of the organism
Mold
A formed shaped within the mold
Cast
A fossil created by a print or impression
Imprint (Impression)
Hardened tree sap, often a source of inset fossils
Amber
Studying trace fossil, we can learn about how animals lived
Trace fossils
An actual preserved body of an animal
True form fossil
A change or disturbance of the environment most often caused by human influences and natural ecological processes
Environmental Conditions
The process of carrying away rocks
Erosiopn (takes it)
A natural process that slowly breaks apart rock
Weathering (breaks it)
An invisible force that pulls objects toward each other
Gravity (drops it)