SETTLING NORTH AMERICA 1497 1732
NORTH AMERICAN EXPLORATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -In biogeography, a land bridge is an isthmus or wider land connection between otherwise separate areas, over which animals and plants are able to cross and colonize new lands.
Detailed explanation-2: -This map shows how a land bridge connected the continents of Asia and North America when the most recent ice age lowered sea levels.
Detailed explanation-3: -noun. a connecting tract of land between two continents, enabling animals to pass from one continent to the other.
Detailed explanation-4: -As of 2008, genetic findings suggest that a single population of modern humans migrated from southern Siberia toward the land mass known as the Bering Land Bridge as early as 30, 000 years ago, and crossed over to the Americas by 16, 500 years ago.