गंगा-ब्रह्मपुत्र डेल्टा में वितरिकाएँ बनने का मुख्य भौतिक कारण क्या है?
What is the main physical reason for distributaries in the Ganga-Brahmaputra delta?
Explanation opens after your attempt
A. मुहाने पर ढाल घटने और अवसाद निक्षेपण से मुख्य धारा का बँटनाDivision of main channel due to reduced slope and sediment deposition near the mouth
Concept
In a delta the river divides into many distributaries. Exam tip: remember the difference between distributary and tributary.
Why this answer is correct
The correct answer is A. मुहाने पर ढाल घटने और अवसाद निक्षेपण से मुख्य धारा का बँटना / Division of main channel due to reduced slope and sediment deposition near the mouth. In a delta the river divides into many distributaries. Exam tip: remember the difference between distributary and tributary.
Exam Tip
डेल्टा में नदी कई वितरिकाओं में बँटती है। परीक्षा में वितरिका और सहायक नदी का अंतर याद रखें।
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