The cause/s of the contamination of water is/are
A. treatment of effluents before discharging them into bodies of water.
B. discharge of untreated or partially treated sewage, agricultural chemicals, and industrial effluents in bodies of water.
C. fall in the number of industrial effluents entering bodies of water.
D. building of canals that dispose effluent waste deep into the oceans.
Answer:B
The cause/s of the contamination of water is/are
A. treatment of effluents before discharging them into bodies of water. B. discharge of untreated or partially treated sewage, agricultural chemicals, and industrial effluents in bodies of water. C. fall in the number of industrial effluents entering bodies of water. D. building of canals that dispose effluent waste deep into the oceans.