Most Copper Ores Are ___

question 36

Multiple Choice

Most copper ores are ___.

• A) oxides
• B) pegmatites
• C) placer deposits
• D) sulfides
• E) carbonates

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Definitions:

Low-grade Dysplasia

A term that refers to the presence of abnormal cells that have a low potential to transform into cancer.

Peptic Ulcer

A sore that develops on the lining of the stomach, small intestine, or esophagus, often as a result of infection or the overuse of certain drugs.

Perforation

A medical term referring to a hole that develops through the wall of a body organ.

Hemorrhage

The escape of blood from a ruptured blood vessel, leading to bleeding either inside or outside the body.