Ch. 17-1: A Voyage of Discovery Flashcards
Study for Evolution quiz
Charles Darwin was invited to go on which ship?
HMS Beagle
How long did Darwin’s voyage last?
5 years
Define evolution
The process by which species change over time
True or False: Darwin was the first to argue evolution could happen
False; Darwin explained how evolution happens
Darwin’s theory of evolution provides an explanation for the ____ and ____ of life, by explaining how all organisms descended from a _______ _______
unity and diversity;
common ancestor
True or False: Darwin saw that the animals on his voyage were well-suited to their environment.
True
List the 3 patterns of diversity
Species vary globally
Species vary locally
Species vary over time
Rheas live in ______ whereas ostriches live in ______
Hint: continents
South America
Africa
In Australia’s grasslands, Darwin came upon the …
emu
Can emus fly?
No
What two things did Darwin notice about species in Europe, South America and Australia?
That many species present in one continent weren’t in others, and that similar species were in similar habitats around the world
True or false: rabbits are found in Australia
False
True or false: kangaroos are found in Europe
False
True or false: rabbits are found in Europe
True
Darwin noticed different, yet related, species in different habitats in the same area. Give an example
- 2 rhea species in Argentina
- Different tortoise species, mockingbirds & brown birds in the Galápagos Islands
The vice-governor of the Galápagos told Darwin he could tell which island a tortoise came from based on…
its shell
Darwin looked at _____ of living species and the _______ of extinct ones
specimens; fossils
What skeleton of an extinct species resembled that of armadillos?
Glyptodonts
True or False: the birds Darwin saw were wrens, warblers & blackbirds
False; Darwin thought they were, but they were in fact finches
