<span>For a living organism to exist it needs to feed off of something to live. The basic eco cycle of life. If there is no food supply it ceases to exist and dies. This also could define other things in the world that are not organisms, like a rock.</span>
<span>The weary traveler sought refuge from the storm underneath a canopy of trees, leafy and green.</span>
cause-and-effect reasoning is mostly persuasive as it helps answer the question on <em>'how' </em> <em>one person, thing, or event causing another thing or event to occur </em> or <em>'why' something happens </em>making a statement objective and rational rather than a blind assertion/affirmation.
Hope this answer helps you, have a great day!
It is disparity, since it means unequal.