Fossils

Front

A preserved piece of animal/plant can be called a fossil if it's at least how many years old?

Back

10,000

Front

Approx. when was the first fossil discovered?

Back

3 billion y. ago

Front

An organism is UNLIKELY to be preserved as a fossil if ...

Back

it is a soft-bodied creature.

Front

Which type of fossil preserves no living matter but instead preserves signs of life such as footprints?

Back

Trace

Front

Which is NOT a factor that affects fossilization?
- Hard and soft body parts
- Age of the organism
- Predators destroying the body

Back

Age of the organism

Front

Fish fossils have been found in places with no water, like mountain tops. What is the BEST explanation for this?

Back

Those places were once covered by water.

Front

Take a look at the layers of earth and the fossils in each layer. What comment can you make about the change in the environment?

Back

The environment changed from underwater to land.

Front

Fossils of a now extinct dinosaur have been found near the east coast of South America and the west coast of Africa. The dinosaur could not swim or fly. What does this suggest about the continents of South America and Africa?

Back

The continents were once connected.

Front

Next to mineralisations, traces and compressions, what other type of fossil is there?

Back

Moulds and casts

Front

What type of fossil does the following image present?

Back

body fossil (mineralisation)