Natural Selection
Define Natural Selection
process in nature by which organisms better adapted to their environment tend to survive and reproduce more than those less adapted to their environmen
Too much of the particular species
Overpopulation
Pesticides
- Chemicals used to kill insects in agriculture
Name the two types of crust
oceanic and continental
Which type of crust is less dense?
continental
Define Survival of the fittest
Species that have a more adaptable trait will survive
Diversity
When different members of a species are slightly different from each other each other
How did the peppered moths adapt?
Color change
What are the 3 types of plate boundaries
diverging, converging, transforming
Why do we not run out of magma?
It gets recycled at converging boundaries
What is an example of Survival of the fittest?
Pepper moths
Adaptation
Bonus Points Name 2
characteristic an animal has developed to adapt to its environment
Antibiotic resistance
bacteria immune to antibiotics
Where do volcanoes form?
above submerging plates
Where is the oldest oceanic crust?
Mediterranean (or at continental edges)
What is an example of Speciation
Galapagos Finches
What happens when a species is not the fittest?
Extinction
The early stage of an animal while its in its egg or in the uterus of a mother
Embryos
Where are tectonic plates found?
all around the world
Why do continents keep expanding?
Continental crust never gets recycled, it just stays on top
Formation of a new and distinct species over the course of evolution
Speciation
Carbon Dating
When something is dated using the amount of carbon in it, can only be done with living things
If two embryos look a like what does that mean?
The chicken and the turtle share a common ancestor
Where are diverging boundaries found?
How did the continents form?
more and more continental crust added at converging plate boundaries where subduction happens