Samacheer Kalvi 9th Social Science Books English Medium Mapping Skills
Social Science : Geography : Chapter 7 : Mapping Skills I. Choose the correct answer 1. The new phase in topographical surveying in the 20th century is …………… Ans : b) Aerial photography 2. …………… indicates the purpose of theme of the map. Ans : (a) Title 3. Standard symbols that are used in map to […]
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