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      Question

      What is the main role of compost in a soil

      mixture?
      A To serve only as a top mulch Correct Answer Incorrect Answer
      B To provide organic nutrition Correct Answer Incorrect Answer
      C To act as a chemical weed killer Correct Answer Incorrect Answer
      D To provide heat through insulation Correct Answer Incorrect Answer

      Solution

      Compost is "black gold" for plants, containing a slow-release supply of nitrogen, phosphorus, and potassium. It also improves the soil's ability to hold water.

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