There numerous of them but some of them would be contaminated soil which can be followed with altered soil chemistry that contains fewer soil organisms that are essential. The third one would be surface runoff due to extensively modified hydrology of the area.
i believe the answer is "A fundamental role". hope this helps.
Gravity: A force that keeps things in place sonit doesnt float around.
Mass: The amount of matter or substance that makes up an object
Weight: How heavy or light something is
Inertia: property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.
<span>Dehydration synthesis involves substances combining together (synthesising) while at the same time losing water (dehydrating). The process of lipids turning into fatty acids involves dehydration synthesis.</span>