Correct option is D
The correct answer is: (d) 1, 2, 3
Explanation:
From north to south, the correct sequence of the biosphere reserves is:
Dibru-Saikhowa (in eastern Assam, northernmost among the three)
Manas (in western Assam, south-west of Dibru-Saikhowa)
Nokrek (in Meghalaya, further south)
Dibru-Saikhowa lies in the northeastern part of Assam near the border with Arunachal Pradesh and Arunachal Pradesh is to its north, making it the northernmost.
Manas is located in western Assam, south of Dibru-Saikhowa.
Nokrek is located in Meghalaya, south of both Dibru-Saikhowa and Manas.
Information Booster:
Dibru-Saikhowa is known for its wetlands and rare species like the feral horses.
Manas is a UNESCO World Heritage Site and Project Tiger reserve.
Nokrek is rich in biodiversity and famous for citrus fruits and rare orchids.
All three are part of the Indo-Burma biodiversity hotspot.
Biosphere reserves aim to balance biodiversity conservation and human activity.
India currently has 18 UNESCO-recognized biosphere reserves.