Water Pollution

The two main sources of water are surface water and groundwater.

Surface water pollution is the alteration of the composition of surface water bodies through the intrusion of harmful substances that do not belong to them.

The major indicator used to determine if water is polluted is fecal coliform bacteria.

<p>Water pollution occurs when non-water substances are introduced and accumulate in the water, causing potential imbalance and damage to the environment.</p> Signup and view all the answers

<p>Some examples of water pollutants include bacteria, viruses, parasites, fertilizers, pesticides, pharmaceutical products, nitrates, phosphates, plastics, fecal waste, and radioactive substances.</p> Signup and view all the answers

<p>The status of water quality can be determined by conducting chemical analysis of small samples of water and aquatic organisms, such as bacteria and plants.</p> Signup and view all the answers

<p>Groundwater pollution is the introduction of substances that alter the original composition of groundwater and compromise its quality.</p> Signup and view all the answers

<p>Accessibility to groundwater is more difficult than surface water, making pollution more difficult to detect.</p> Signup and view all the answers

<p>Waters that penetrate through sandy soils, as a result of filtration, are less polluted than those that run through more impermeable clay soils.</p> Signup and view all the answers

<p>The two types of pollution that can occur in groundwater are direct pollution and diffuse pollution.</p> Signup and view all the answers