Q1. Line demarcating the boundary between India and China is
(a) Durand Line
(b) McMohan Line
(c) Strafford Line
(d) Radcliffe Line
(UPSC Prelims 1979)
Answer: (b) McMohan Line
Explanation: The McMahon Line, drawn in 1914, serves as the boundary between India and China in the eastern sector. Though India recognizes it, China disputes its legitimacy, especially in Arunachal Pradesh, leading to border tensions.

Q2. The sea territory of India extends up to
(a) 4 nautical miles
(b) 12 nautical miles
(c) 200 nautical miles
(d) None of these
(UPSC Prelims 1979)
Answer: (b) 12 nautical miles
Explanation:
India’s territorial waters extend up to 12 nautical miles from the baseline, as per international maritime law. Beyond this lies the contiguous zone and the Exclusive Economic Zone (EEZ), which extends up to 200 nautical miles.
Q3. New Moore Island is the cause of dispute between India and
(a) Malaysia
(b) Sri Lanka
(c) Bangladesh
(d) Burma
(UPSC Prelims 1981)
Answer: (c)
Explanation: New Moore Island, also known as South Talpatti, emerged in the Bay of Bengal and became a point of territorial dispute between India and Bangladesh. The island was claimed by both countries due to its strategic location and potential maritime rights, although it later submerged due to rising sea levels.
Q4. The India-Pakistan boundary line has reference to
(a) McMohan Line
(b) Radcliffe Line
(c) Durand Line
(d) Maginot Line
(UPSC Prelims 1982)
Answer: (b)
Explanation: The Radcliffe Line was drawn by Sir Cyril Radcliffe in 1947 to demarcate the boundary between India and Pakistan during Partition. The McMohan Line relates to India-China, and the Durand Line to India-Afghanistan.