Solved UPSC CDS/OTA Question
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Q · LongitudeMedium · 45s
Q₁₀. (PYQ UPSC Prelims) Which of the following statements are true for the International Date Line? It is a straight line throughout. It deviates to avoid landmasses. It determines change of calendar day. Select correct answer:
TopicLongitude
Question Typemultiple choice
DifficultyMedium
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Explanation:IDL is not a straight line; it zigzags to accommodate islands.
Final Answer: Option B — 2 and 3 only