Evolutionary thinking 4

Question 1

what advantage did darwin have on observing biodiversity while on the Beagle?

Answer 1

• Because he travelled to many isolated but close places, he saw lots of variation in species
• Easier to see large differences while travelling at this scale, especially with just one person. One person seeing all these changes
• Comparative analysis: can see different biodiversity and recognize that it is different when you move from region to region

Question 2

What were two major observations Darwin saw on his voyage?

Answer 2

1. marine fossils high in the andes
2. experienced earthquakes which made his consider how the the earth changes

Question 3

How did variation on the Earth make Darwin consider species change?

Answer 3

• experienced earthquakes and marine fossils in mountains
• makes him consider how changes occur over long periods of time, which makes him think about species change

Question 4

How did Thomas Malthus influence Darwin?

Answer 4

• Malthus idea’s on limiting resources and how competition is a result of that
• Darwin applied this to species in the wild

Question 5

Darwin told everyone he used the ____ method, but in reality he was using the _______ method

Answer 5

Darwin told everyone he used the Baconion/inductive method, but in reality he was using the hypothetico-deductive method