1 Grow at an angle toward the next tooth (second molar) 2  Grow at an angle toward the back of the mouth. 3  Grow at a right angle to the other teeth, as if the wisdom tooth is lying down within the jawbone.  Grow straight up or down like other teeth but stay trapped within the jawbone.
Look up lentic in Wiktionary, the free dictionary. A lake ecosystem includes biotic (living) plants, animals and micro-organisms, as well as abiotic (nonliving) physical and chemical interactions. Lake ecosystems are a prime example of lentic ecosystems. Lentic refers to stationary or relatively still water, from the Latin lentus, which means sluggish. Lentic waters range from ponds to lakes to wetlands, and much of this article applies to lentic ecosystems in general.
Ecosystems, Defined. An ecosystem is the sum of both the living (biotic) and nonliving (abiotic) components of a natural community. The process of energy flows and nutrient cycles make it possible for both the biotic and abiotic elements to work together.