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7th Class Science Soil Question Bank Soil

  • question_answer
    DIRECTIONS: Read the passage given below and answer the questions that follow. Passage - 3 Water when allowed to percolate through a loamy soil, took 20 minutes for 400 mL of water to percolate. Different soils have different percolation rates. Percolation rate of sandy soil is faster as compared to clayey soil. The rate of percolation is:

    A) 10mL/min      

    B) 20mL/min

    C) 5mL/min         

    D) None of these

    Correct Answer: B

    Solution :

    Rate of percolation\[\text{=}\frac{\text{Amount of water percolated}}{\text{Percolation time}}\]


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