Upgrade to remove ads
Only $2.99/month

Bio.-Charles Darwin

Terms in this set (28)

Species
A group of similar organism that can mate with each other and produce a fertile offspring.
Adaptation
A trait helps an organism survive and reproduce.
Evolution
The gradual change in a species over time.
Scientific Theory
A well-tested concept that exaplains a wide range of observations.
Natural Selection
Evolutionary theory
Variation
Any difference between individuals of the same species.
Selective Breeding
Breeding of animals or plants having desirable characters.
How long was Darwin's voyage?
5 years
Where did Darwin's voyage start?
England
What was the name of the ship that Darwin sailed on?
HMS Beagle
What was the reason for the voyage?
To map the coast of South America.
What was Darwin's Job on the ship?
Keeping the captain company and be the naturalist.
What was the name of the book that Charles Darwin wrote?
The Origin of the Species
What does the book explain?
It explains that evolution occurs by the means of natural selection.
Where was his first stop of the ship?
The East cost of South America
Where did Darwin spend the most amount of time, and made the most observations?
The Galapagos Islands
What did Darwin notice about plant and animal life he found on his voyage compared to the plant and animals life in his home country?
He found out the the species were different from the different countries he visited.
What was an explanation for his observations of the plant and animal life?
It's because of the different environments.
What 3 things must occur for a species to be considered?
1. show similar characteristics
2. successfully interbreed
3. produce fertile offspring
Is a liger a species, why or why not?
No, because a liger can't reproduce.
What 4 things can prevent a species from getting together and possible mating?
1. physical differences
2. geographical boundaries
3. physiological differences
4. social differences
How were the Galapagos Islands formed?
On top of volcanoes underwater.
Was there life on the Galapagos Islands right after they were formed?
No, because they came out of the ocean.
Where did the ancestors of plants and animals on the Galapagos Islands come from?
South America and South America
What's an example of a Selective Breedings? And explain why it's a good example.
Breeding dogs because dogs form together to form 1 breed.
Give an example of 2 different species that produce an offspring together and explain why it's 2 different and not 1.
A lion and tiger can produce an offspring. They're two different species and not one because a liger can't produce an offspring.
List 4 different geographical boundaries
1. Oceans
2. Deserts
3. Canyons
4. Mountains
Give an example of Natural Selection and explain why it's a good example.
It can be seen in the hostility of lions from different prides toward each other even going so far to defenseless lion cubs.
THIS SET IS OFTEN IN FOLDERS WITH...