Fossils STAAR

Fossils that aren't exactly part of the organism. These include footprints, burrows, eggshells, and my personal favorite, coprolite (or fossilized excrement).They give insight into an organism's behavior.

• Trace fossils
• Mold fossils
• Cast fossils
• Index fossils

What type of fossil is this?

• Mold
• Carbonized
• Cast
• Preserved

A(n) ______ is an organism that lived for a short amount of time , were plentiful, and lived in a wide geographical area.

• index fossil
• cast fossil
• perserved fossil
• petrified fossil

In which kind of rock do we usually find a fossil?

• sedimentary rock
• igneous rock
• metamorphic rock

Why don't we know what many ancient plants looked like? 

• they had many soft parts
• they were eaten by dinosaurs 
• there weren't ancient plants 

Fossils that are not the actual organism but evidence of that organism's existence.

• index fossils
• trace fossils 
• preserved fossils
• petrified fossils

Fossils that are not the actual organism but evidence of that organism's existence.

• mold fossil
• index fossil
• preserved fossil
• trace fossil

When an organism dies, is buried, and decays leaving behind a cavity in the shape of the organism is considered which type of fossil?

• cast
• mold
• trace
• petrified 

When minerals fill in a cavity that was left when an organism decayed and harden in the shape of the organism is which type of fossil?

• cast
• mold
• trace
• petrified

Which type of fossil is formed when the remains of a former living thing is turned into stone?

• cast
• preserved
• carbonized
• petrified