When land has been overfarmed or overgrazed, <span>desertification </span>occurs.
Answer:
D. Ferromagnesian minerals
Explanation:
An igneous rock (formed from the solidification of molten rock material) with a very low silica content (less than 45%), low potassium content and rich in minerals, more than 90% magnesium (MgO) and iron (FeO), is known as ultramafic igneous rock (also known as ultrabasic rocks), they are dark-colored, found in orogenic (mountain-forming) belts and they are used for scientists to understand geological processes in the Earth's history. Examples include peridotite, kimberlite, lamprophyre, lamproite, dunite, and komatiite.
<em>Considering this information we can conclude that D. Ferromagnesian minerals are the correct answer. </em>
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Its true!!
It is measured in
seconds
Minutes
And
Degrees.
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