A pond contains clean water. Which of the following activities
will produce least pollution of water?
(a) washing clothes in the pond
(b) animals bathing in the pond
(c) washing motor vehicles in the pond
(d) swimming in the pond.


NCERT Class VIII
Science - Exemplar Problems

Chapter 18. Pollution of Air and Water

1

Answers

  • Brainly User
2015-06-12T14:38:52+05:30

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(d) swimming in the pond.
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