Consider the following zones :
 1. Saturation zone 2. Capillary zone
 3. Intermediate zone 4. Soilwater zone
 Which of these does not relate to the zone of aeration in the soil profile ?
 a) 1 and 2 b) 2 and 3 c) 4 only d) 1 only

1 Answer

Answer :

d) 1 only

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