Copper is common in the environment. You may be exposed to copper by breathing air, drinking water, eating food, and by skin contact with soil, water and other copper-containing substances. Most copper compounds found in air, water, sediment, soil and rock are strongly attached to dust and dirt or imbedded in minerals.opper is essential for good health. However, exposure to higher doses can be harmful. Long-term exposure to copper dust can irritate your nose, mouth, and eyes, and cause headaches, dizziness, nausea, and diarrhea.
Parasites. A parasite is an organism that lives on or in a host and gets its food from or at the expense of its host.Parasites can cause disease in humans. Some parasitic diseases are easily treated and some are not.The burden of these diseases often rests on communities in the tropics and subtropics, but parasitic infections also affect people in developed countries.arasites can cause disease in humans. Some parasitic diseases are easily treated and some are not. The burden of these diseases often rests on communities in the tropics and subtropics, but parasitic infections also affect people in developed countries.
Posted on. by admin. Endoparasites vs Ectoparasites. A parasite is an organism that lives on or in another organism, known as its host, from which it obtains nutrients. A food relationship between host and parasite is known as parasitism. This relationship is harmful to the host, but it is beneficial to the parasite.This may cause severe diseases in many hosts.ctoparasites. Parasites that live on the body surface of an organism are known as ectoparasites or external parasites. These parasites can be often found in both plants and animals. Ectoparasites either suck blood (animal parasites) or juices (plant parasites) or feed on living tissue.