Watersheds Are Defined by

question 75

Multiple Choice

Watersheds are defined by

• A)continental divides.
• B)drainage divides.
• C)stream orders.
• D)fluvial units.
• E)ocean basins.

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Definitions:

Embryonic Period

Occurs from about 2 to 8 weeks after pregnancy, in which rapid structural development takes place.

Blastocyst

A stage of early embryonic development in mammals, characterized by a spherical structure with an outer layer of cells and a fluid-filled cavity.

Major Body Systems

The main functional systems in the human body, such as the circulatory, respiratory, nervous, and digestive systems.

Implantation

The process by which a fertilized egg attaches itself to the wall of the uterus so that the embryo can begin to grow.