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Bandh pariyogna ke labh or hani

Answer» Labh :- 1.vidyut utpadan kr skte hain.2.matsya palan.3.sichai me help krta hai.4.badh se suraksha.Hani :- 1.bahut jyada area cover krta h.2.Jis area me ye bnaya jata h us area ko submerged kr deta h.3.Vha rahne wale logon ko kafi nuksan hota h4.Unhe apne ghar jamin-jaydad ko chhorkr dusre jagah sift hona prta h.5.janvaron ko kafi presani ka samna krna prta h.


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