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Question
Which of the following is/are the advantage/advantages of practising drip irrigation?
  1. Reduction in weed
  2. Reduction in soil salinity
  3. Reduction in soil erosion
Select the correct answer using the code given below.
Options:
A .  Only 3
B .  Only 1 and 3
C .  None of the above
D .  Only 1 and 2
Answer: Option B
Answer: (b)

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