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Question 46

Air pollution can be reduced by the following methods except

  • A.building tall factory chimneys
  • B.passing waste gases through filters and absorbers
  • C.using lead-free petrol in car
  • D.recycling tins, cans and bottles
Objective

Question details

Exam body
WAEC
Subject
Biology
Year
2006
Question no.
#46
Type
Objective
Previous · Q45Which of these diseases cannot be spread by an insect? Next · Q47 An effective management of natural resources to ensure their continued yield…

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