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Question
______ is the cheapest method of waste disposal.
Options
Open dumping
Sanitary landfill
Incineration
Recycling
MCQ
Fill in the Blanks
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Solution
Open dumping is the cheapest method of waste disposal.
Explanation:
In the open dumping method, waste materials are dumped in open lowlands far away from the city. This method is not environment friendly. However, this is the cheapest method and does not need much planning.
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