Natural wetlands are lands which, due to geological or ecological factors, have a natural supply of watereither from tidal flows, flooding rivers, connections with groundwater, or because they are perched above aquifers or potholes.
Realize that many verbs can be both transitive and intransitive. An action verb with a direct object is transitive while an action verb with no direct object is intransitive. Some verbs, such as arrive, go, lie, sneeze, sit, and die, are always intransitive; it is impossible for a direct object to follow.
They may be either prefixes or suffixes. Consider how the root morpheme organize can be altered by the addition of the prefixes re â and dis -. The original root (organize) is a verb and the newly derived words re-organize and dis-organize are also verbs. The word class has not altered by the addition of the prefix.