Colloidal silver is also used to prevent flu, H1N1 (swine) flu, and the common cold. Some women take colloidal silver during pregnancy to aid the baby's growth and health as well as the mother's delivery and recovery. Colloidal silver is applied directly to the skin for acne, burns, eye infections, fungal infections, throat infections, skin infections, and Staphylococcus infections.
When you factor in other species that feed on the same organism, then the chain becomes a web. Freshwater At the base of the freshwater food web are again the producers, such as phytoplankton, algae, duckweed, and lily pads.Just like on land, plants in water undergo photosynthesis and provide aquatic organisms with oxygen.hen you factor in other species that feed on the same organism, then the chain becomes a web. Freshwater At the base of the freshwater food web are again the producers, such as phytoplankton, algae, duckweed, and lily pads.
1 Energy decreases in each successive trophic level, preventing more than four or five levels in a food chain.  An ecosystem usually has two different types of food webs: a grazing food web based on photosynthetic plants or algae, along with a detrital food web based on decomposers (such as fungi).