7th Class Science Wastewater Story Question Bank Wastewater Story

  • question_answer 24) The technique of watering plants by making use of narrow tubing?s which deliver water directly at the base of the plant is

    A) river lift irrigation        

    B) tube wells

    C) lawn sprinkling            

    D) drip irrigation

    Correct Answer: D

    Solution :

    drip irrigation

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