Consider the following pairs: Glacier - River 1. Bandarpunch - Yamuna 2. Bara Shigri - Chenab 3. Milam - Mandakini 4. Siachen - Nubra 5. Zemu - Manas Which of the pairs given above are correctly matched?

1. Pair 1 is correctly matched. The Bandarpunch glacier massif is considered the source of the Yamuna River. 2. Pair 2 is correctly matched. The Bara Shigri Glacier, located in Himachal Pradesh, feeds the Chandra River, which subsequently joins the Bhaga River to form the Chenab River. 3. Pair 3 is incorrectly matched. The Milam Glacier is the source of the Goriganga River. The Mandakini River originates from the Chorabari Glacier in Uttarakhand. 4. Pair 4 is correctly matched. The Nubra River originates from the snout of the Siachen Glacier. 5. Pair 5 is incorrectly matched. The Zemu Glacier, located in Sikkim, is the source of the Teesta River. The Manas River originates in the Himalayas in Bhutan. 6. Therefore, pairs 1, 2, and 4 are correctly matched.