Show:
Evolution
Natural Selection
Adaptations
Evidence for Evolution
Miscellaneous
100

What is Evolution?

Change in a species over time

100

What is the definition of Natural Selection?

The survival and reproduction of the organisms that are genetically best fit for their environment


100

Term used to describe how well an organism is adapted to survive in their environment

Fitness

100
The hip bones of a dolphin and the tailbone of a human
What are Vestigial Structures?
100
The ability of an organism to survive and reproduce in its environment.
What is Fitness?
200

All of one species in an area

Population

200

What are variations?

Any different traits within a population

200

What is Adaptation?

Any variation in an organism that makes it more fit to survive

200
An example of a structure that is homologous to a cat’s paw.
What is a Dog’s paw, human arm, bat wing, whale flipper
200

True or False? According to the fossil record, most of the species that have lived on earth still exist.

False

300

 Who is the father of Evolution?

Charles Darwin

300

What is competition?

struggle between organisms for limited resources

300
An organism matches its surroundings in order to hide
What is Camouflage?
300
Body parts that share a common function but have a different structure
What is an analogous structure?
300
A group of organisms that look alike and can reproduce
What is a species?
400

What term is used to describe a species that no longer exists?

Extinct

400

What is Overproduction?

Producing more offspring than can be supported by the environment to ensure the survival of the species.

400
An organism imitates an animal
What is Mimicry?
400

What is the fossil record?

All the fossils ever discovered 

400

The number of species going extinct has risen exponentially over the last 200 years.  Why?

Pollution by Humans 

Species couldn't adapt to new environment

Climate Change


500

What do we call the formation of a new species due to evolutiom?

Speciation

500

What 4 ideas are included in Darwin's Theory of Evolution?

Adaptations

Variations

Competition

Overproduction


500

The presence of adaptations are most likely the result of...

Natural Selection

500

What are the 3 main evidence of Evoltion?

Fossil Record

Structural

Molecular

500

The presence of adaptations is most likely the result of...

Natural Selection