All of the Following Describe the Most Recent Extensive Glaciation

question 36

Multiple Choice

All of the following describe the most recent extensive glaciation in North America EXCEPT:

• A) a sheet of ice covered more than 6 million square miles of the continent.
• B) a warming trend began 20,000 years ago that ultimately brought the ice age to an end.
• C) the ice sheet stripped regolith 15-25 meters deep from regions of Canada and the United States.
• D) the ice sheet stretched the full breadth of southern Canada and the northern United States.

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Definitions:

Color Vision

The ability of the eye and brain to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.

Pheromones

Chemical substances produced and released into the environment by an animal, affecting the behavior or physiology of others of its species.

Sexual Behavior

Actions expressing sexual desires and engaging in practices related to sexual intimacy.

Animal Behavior

The study of the various activities and interactions of animals, often in their natural environments.