DE_LE_3.6.1-2

DE_LE_3.6.1_What Are Charles Darwin’s Contributions to Our Understanding about Evolution?

By NickBeth Meyer

DE_LE_3.6.2_How Does Natural Selection Work?

Multiple Select

Darwin's Pigeons became quite fancy as a result of...

• artificial selection

• natural selection

• selective breeding

Drag and Drop

So you want to buy a chicken! All these breeds are a result of

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breeding...that is to say that the traits have been​

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selected for.

Drag these tiles and drop them in the correct blank above

selective

artificially

naturally

Fill in the Blank

So many dog breeds! This is a result of _________ breeding by humans for desirable traits.

Reorder

Natural Selection: Reorder the following observations Darwin noticed (in order of occurrence)

• All parents can produce more offspring than they need to replace themselves.

• Environment affects survival...not all individuals survive

• Individuals have variation...this may allow some to survive

• Many variations can be inherited

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