Tuesday, April 28, 2015

Is soil an organic or inorganic substance? Explain with two reasons.

The question of whether soil is organic or inorganic could
be answered many ways, depending on your
perspective. 


First, speaking from a purely chemical point
of view, it contains both organic (C, O, H and N) atoms and inorganic (P, Mg, Fe, Se,
etc...) atoms in various combinations of compounds.  It's creation  and recylcling
requires living substance so most will say it is organic substance (You know when your
mom says or said, "Don't put it in your mouth" or "Wash your hands before you eat"-
there is living stuff in that dirt you've been playing in that can make you
sick)


However, if you look at it from an evolutionary
perspective ("Which came first?") you might need to think of it
differently. 


To create life, organic materials (elements
and compounds) have to be present.  The creation of soil requires living things
(bacteria, fungus, plants, animals and protists).  So , which came first, the life or
the soil?  How could plants grow without soil and how could soil be made without
plants?  How could animals be alive if plants weren't producing oxygen for them to
breath?  This question can be answered by scientists with various theories.  Or it can
be answered by various religious beliefs.  That may be for you to decide when you have
evaluated both sides.

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