The Fossil Record Flashcards Preview

General Science > The Fossil Record > Flashcards

Flashcards in The Fossil Record Deck (8)
Loading flashcards...
1
Q

Define: Petrifaction

A

The conversion of organic material into rock.

2
Q

Define: Organism

A

Any living biological entity such as an animal, plant, fungus or bacterium. Organisms are composed of one or more cells.

3
Q

Define: Resin

A

A thick, slow flowing liquid produced by plants that can harden into a solid.

4
Q

Define: Extinct

A

A term that is applied to a species that was once living but now is not.

5
Q

When a plant or animal dies, what is the most likely thing that will happen to its remains?

A

Most likely they will decompose. Fossilization is a rare exception to this general rule.

6
Q

Which form first, a fossil mold or a fossil cast?

A

A fossil mold forms first. If a cast forms, it forms later when the mold is filled with sediment or magna.

7
Q

What is required in order for petrifaction to occur?

A

Petrifaction requires water that has a lot of minerals in it.

8
Q

Define: Fossil

A

The preserved remains of a once living organism.