Match the Type of Sediment with Its Most Closely Associated

question 71

Multiple Choice

Match the type of sediment with its most closely associated source.
-Cosmogenous

• A)seawater chemical processes
• B)land erosion processes
• C)from living organisms
• D)from outer space

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Definitions:

Primitive Streak

Ectodermal ridge in the midline of the embryonic disk, from which arises the mesoderm by the inward and then lateral migration of cells.

Epiblast Cells

Cells in the early embryo that give rise to the tissues of the body.

Mesoderm

Middle of the three germ layers of an embryo.

Mesoderm

The middle layer of an embryo in early development, which gives rise to muscles, bones, and circulatory and excretory systems.