41st B.P.S.C. (Pre) 1996
Expansion of the Terai Region in Bihar is –
aParallel to the north bank of Chotanagpur plateau
bParallel to the India-Nepal boundary✓ Correct
cParallel to the east bank of the Rohtas plateau
dParallel to the west boundary of the Rajmahal mountain range
Explanation
(660) The Terai region of Bihar extends parallel to the India–Nepal border. It extends as a thin belt in the districts adjacent to Nepal in Bihar (West Champaran, East Champaran, Sitamarhi, Madhubani, Supaul, Araria, Kishanganj).
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