Fossils & Earth History
Preserved remains/traces of ancient organisms.
What is a Fossil?
Survival and reproduction of the "fittest."
What is Natural Selection?
Formation of new and distinct species.
What is speciation?
Group of the same species in an area.
What is a Population?
Arid region with < 10 inches of rain.
What is a desert?
The law that says older rocks are on the bottom.
What is the Law of Superposition?
Why Galapagos tortoises differ by island.
What is adaptation?
Differences in traits between individuals.
What is variation?
Organisms that make food from sunlight.
What are producers?
Northern biome with evergreen trees.
What is the Taiga?
Best place to find data on dinosaur environments.
What is the rocks around dinosaur bones?
The primary source of variation in a population.
What is sexual reproduction?
Diagram showing relationships and shared traits.
What is a cladogram?
Organism that breaks down decaying matter.
What are decomposers?
Tropical grassland with a rainy/dry season.
What is the Savanna?
Era when the first mammals emerged.
What is the Cenozoic Era?
How pesticide resistance happens in bugs.
What is Resistant individuals survive and pass traits to offspring?
On a cladogram, these represent shared traits.
What are nodes or branches?
Group of different populations living together.
What is a community?
Frozen biome with permafrost and moss.
What is the Tundra?
Reason why the fossil record is "incomplete."
What is they decay or get eaten too quickly?
Explanation for whale ancestors having legs.
They lived on land and transitioned over time.
Animal on your chart that lacks the "lung" trait.
Salmon
In a wolf/deer relationship, the deer is this.
What is prey?
Biome with 45% of the world's species.
What is the Tropical Rainforest?