Fossils
Extinction
Charles Darwin
Adaptations
Miscellaneous
100
This is made up of all of the fossils ever discovered on Earth
The Fossil Record
100
What occurs when the last individual organism of a species dies?
An Extinction
100
A naturalist is a person who studies what?
Plants and Animals
100
What type of adaptation allows a species to blend in with its environment?
Camouflage.
100
A piece of petrified wood with calcium carbonate in the small spaces is an example of what type of fossil formation?
Mineralization
200
Footprints are an example of this type of fossil formation.
Trace Fossil
200
What two ways do environmental extinctions occur?
Gradually and suddenly
200
What was the name of Darwin’s ship?
The HMS Beagle
200
What happens to an organism if it does not adapt to the changes in its environment?
It can become extinct.
200
This is the more precise way to determine a fossils age.
Absolute-Age Dating
300
What are the longest time units in the geological time scale?
Eons
300
What can scientists use as evidence to show how species have evolved from other species?
Fossil Record
300
Give an example of a variation Darwin found on his voyage.
Tortoise necks, finch beaks
300
Give an example of a functional adaptation.
Humans sweating, skunk’s spray, poisonous frog, etc.
300
Darwin’s pigeons and Goldendoodles are an example of this.
Selective Breeding/Artificial Selection
400
A fossil copy of an organism in a rock is called what?
A cast
400
A volcano erupting is an example of this type of environmental extinction event.
Sudden Event
400
Genetic mutations can cause these, which can lead to natural selection.
Genetic mutations can cause these, which can lead to natural selection.
400
The accumulation of many similar variations in a species can lead to what?
An adaptation.
400
The change over time in populations of related organisms is what?
Biological evolution
500
Absolute-age dating is best measured in this type of rock.
Igneous Rock
500
How many mass extinction events occurred during the Phanerozoic Era?
Five
500
Natural selection explains how populations change as what changes?
Their environment.
500
A skunk spraying its spray is an example of what kind of adaptation?
Behavioral
500
Scientists compare the ratio of these when using absolute age dating.
Unstable and stable isotopes.
M
e
n
u