Which of the following may be caused by molds? allergy asthma cystic fibrosis huntington's disease

The answer is an allergy. The allergy could cause the eyes to be watery and to itch, sneezing and coughing, and a runny nose. This is as a result of the mold fungi releasing numerous spores in the air that enter the airways. Allergy is an immune response to the foreign bodies (spores) that have entered your body.

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.