Northern Mountains

**Bandarpunch : Yamuna - This is correct.** Bandarpunch is a mountain massif of the Garhwal division of the Himalayas, in the Indian state of Uttarakhand. It is a source of the Yamuna River. **Bara Shigri : Chenab - This is also correct.** Bara Shigri is the second-longest glacier in the Himalayas and it feeds the Chenab River. **Milam : Mandakini - This is incorrect.** The Mandakini River originates from the Chorabari Glacier, not the Milam Glacier. **Siachen : Nubra - This is correct.** The Siachen Glacier, one of the world's longest mountain glaciers, lies in the Karakoram Range system of Kashmir and is the source for the Nubra River. **Zemu : Manas - This is incorrect.** The Zemu Glacier is in Sikkim and it feeds the Teesta River, not the Manas River. So, the correctly matched pairs are 1, 2, and 4.

**Option A is incorrect.** Aksai Chin is located to the east of Ladakh, whereas the Siachen Glacier is situated to the northwest of it. **Option B is incorrect.** Leh is located to the south of the Siachen Glacier. The glacier lies in the eastern Karakoram range, far north of Leh. **Option C is incorrect.** Gilgit is in the Gilgit-Baltistan region, which is west of the Siachen Glacier. The glacier is not located to the north of Gilgit. **Option D is correct.** The Siachen Glacier is located north of the Nubra Valley in the eastern Karakoram range of the Himalayas. It is the world's highest battlefield, where India maintains a military presence.  Hence, option D is the correct answer