Changes in Ecosystems
How Ecosystems Come back
Traits and Heredity
Animal Adaptation
Change Over Time
100
This is a harmful change to the natural environment.
What is pollution?
100
The first species living in an otherwise lifeless area.
What is a pioneer species?
100
The passing down of traits from parents to offspring.
What is heredity?
100
Any characteristic that helps an organism survive in its environment.
What is adaptation?
100
A difference among members of the same species that enables individuals to better survive.
What is variation?
200
When the last member of a species dies the species no longer exist.
What is extinct species?
200
The community in the final stage of succession that will remain in an area unless otherwise disturbed.
What is climax community?
200
A trait that an offspring recieves from its parents.
What is inherited trait?
200
Any coloring or shape that allows an organism to blend in with its environment.
What is camouflage?
200
A change in an organisms genetic material.
What is mutation?
300
When a species is in danger of becoming extinct.
What is endangered species?
300
Free space 300 bonus points.
Free space 300 bonus points.
300
A way of acting or behaving that an animal is born with and does not have to learn.
What is instinct?
300
A type of camouflage in which the color of an animal helps it blend in with its background.
What is protective coloration?
300
The remains, traces, or imprints of living things preserved in Earth's crust.
What are fossils?
400
Low numbers of a species that could become endangered.
What is threatned species?
400
The first community of living things that occupies a barren lifeless area.
What is primary succession?
400
A trait that dominates or masks another form of that trait.
What is a dominant trait?
400
Matching the color, shape, and texture of an environment.
What is protective resemblence?
400
This age tells how old a rock is compared to another rock.
What is relative age?
500
Free space. 500 bonus points
Free space. 500 bonus points
500
The beginning of a new community where another community previously existed.
What is secondary sucession?
500
An individual who has inherited the gene for a trait but does not show that trait physically.
What is a carrier?
500
An adaptation in which an animal is protected against predators by its resemblance to an unpleasant animal.
What is mimicry?
500
The age of a fossil in years.
What is absolute age?
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