what's porosity ? A. The ease with which water is able to flow from one pore to another in rock B. The ability of water to trick
le down through soil until it reaches groundwater C. A measure of how much water can be stored in geological materials D. A measure of the amount of groundwater available in the water table
More specifically, porosity of a rock is a measure of its ability to hold a fluid. Mathematically, it is the open space in a rock divided by the total rock volume (solid and space). Permeability is a measure of the ease of flow of a fluid through a porous solid.
Insufficient dissolved oxygen in the water can cause: death of adults and young reduced growth failed eggs and larvae changes that occur in the species in various water bodies.