Question

explain the red and blue line is the picture
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Answer 1

Answer:

There no picture

So, how we answer

Answer 2

Answer:

redline and blue line are imaginary lines marked to get the area of river during flood time. red line shows the mark of once in 100 yrs. and blue line shows the mark of once in 25 yrs.they help alot during flood as u heard that that area has been cleared by govt. and people are shifted to secure place this mean the area comes in blue or redline .anykind of between these lines are prohibited . now maharastra govt. give permission for construction of puclic work in that area.hope this will help u.dont forget to upvote me for more of this kind.