Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Knowledge Indian Geography
Which river forms the northern boundary of Bihar's plain and helps in the drainage of the northern part of the state by joining the Ganges at Kursela in Katihar?
1
Burhi Gandak
2
Kamla
3
Kosi
4
More than one of the above
5
None of the above