Graphite Is Identified in a Particular Schist

question 36

Multiple Choice

Graphite is identified in a particular schist.Which one of the following conclusions is justified?

• A)The rock also contains diamonds; both are crystalline forms of the element carbon.
• B)The schist formed from a quartz-rich, sedimentary limestone.
• C)The graphite lubricated shearing movements along a fault, causing a schist to form.
• D)The pre-metamorphic rock was a shale or mudstone containing organic matter.

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Definitions:

Blood Vessel Type

Refers to the various classes of blood vessels, including arteries, veins, and capillaries, each serving specific roles in circulation.

Pulmonary Circuit

Circuit through which blood flows from the heart to the lungs and back.

Hepatic Portal Vein

A blood vessel that carries blood from the gastrointestinal tract and spleen to the liver.

Coronary Arteries

The arteries that supply blood to the heart muscle, essential for providing the necessary oxygen and nutrients for the heart's function.