What Are the Major Natural Sources of Potassium Used by Plants

question 37

Multiple Choice

What are the major natural sources of potassium used by plants?

• A)It is extracted from rocks.
• B)It is formed by atmospheric reaction of potassium and oxygen during lightning strikes.
• C)It is extracted from seawater by specialized bacteria in phytoplankton.
• D)all of the above
• E)only A and B

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Definitions:

Abraham Lincoln

A 16th President of the United States who led the country through its Civil War and helped to abolish slavery.

Slavery

A system in which individuals are owned by others, deprived of personal freedom, and forced to perform labor or services.

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An amendment to the United States Constitution granting citizenship to all persons born or naturalized in the U.S. and guaranteeing all citizens equal protection of the laws.

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A legal principle found in the 14th Amendment of the U.S. Constitution that requires states to treat all citizens equally under the law.