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Which of the following forms of pollution is the least harzardous to man ??
Classroom
Geography Classroom
Waec
Waec 1999
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Which of the following forms of pollution is the least harzardous to man ??
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
Toxic waste disposed in rivers
B
The use of chemicals for fishing
C
Flaring of gas from refineries
D
A sound of 50 decibles in the air
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Correct Answer:
Option D
Explanation:
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