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  1. The lysimeter helps in the estimation of
    1. Evapotranspiration
    2. Relative humidity
    3. Vapour pressure
    4. Wind direction
Correct Option: A

A lysimeter is used to measure the amount of actual evapotranspiration which is released by plants. By recording the amount of precipitation that an area receives and the amount lost through the soil, the amount of water lost to evapotranspiration can be calculated.



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