The toxic effects of water pollution are generally a. immediate and long-lasting b. immediate and short-lived c. delayed and long-lasting d. delayed and short-lived

Water pollution is caused by the intentional or unintentional release of toxic chemicals/materials, contaminants and harmful compounds into the water. The major sources of water pollution  are domestic sewage , industrialization , population growth , pesticides and fertilizers etc.

These contaminants change the quality of the water and are harmful to environment and human health

The toxic effects of water pollution are generally immediate and long-lasting. Correct A

where is the scientific experiment?