Non-biodegradable materials do not break down by the action of microorganisms. Will there be any effect of heat and pressure if they remain buried under the land for a long time?

  • A
    Yes,they decompose completely.
  • B
    Yes,they undergo chemical changes and leach harmful substances into the soil.
  • C
    No,they remain completely inert and unchanged.
  • D
    No,they turn into useful minerals.

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