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What are landfills?
These are low lying area away from the main city where garbage is disposed off.After sorting the garbage, it is compressed and spread in layers in the landfills.Once it is filled completely, it is covered by soil.Later that land is converted in to plants.
What we call a process of breaking down of plants and animal matter for making manure?
Composting
Whose holy book is Zend Avesta? 1. Chrisrtian 2.Hindu 3.Muslim 4.Parsis
parsis
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