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Flash Cards 15-2

Unit 15-2 Gen Bio Vocab Flash Cards - Cam Higgins

QuestionAnswer
Pre-Darwin, what did scientists think about the age and changes of the Earth They had believed it had been unchanged over time
What did Hutton contribute to understanding about how rocks form and the age of the earth? How soils were formed by weathering of rocks
What did Lyell contribute to understanding of how Earth changed in the past? He believed that the form of the Earths crust took place through countless small changes
What did Lyell propose that describe how organisms change he proposed that by selective use or disuse of organs
What did Malthus predict if Earths population continued to grow sooner or later there would be insufficent food and living space for everybody
Created by: Chiggy
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