How does overtillage harm soil?
a.
overtillage can increase the rate of humus decomposition.
b.
overtillage can increase the water carrying capacity of soil.
c.
overtillage can result in increased soil compaction.
d.
overtillage can increase the organic material in soil.

Environmental differences within ecosystems are generally caused by

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box