Question

prepare a investigatory project based on the study of coronavirus including graphical study based on various factors for example graph between total cases with dates total cases versus recover distribution of cases worldwide graph showing death rates of various countries etc till the end of April 2021​

Answer 1

Answer:

Potentially harmful substances-e.g. pesticides, heavy metals and hydrocarbons-are often released into the aquatic environment. When large quantities of pollutants are released there may be an immediate impact as measured by large-scale sudden mortalities of aquatic organisms, e.g. fish kills resulting from contamination of waterways with agricultural pesticides..

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