Telangana Police Constable Prelims 2015 Paper

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Question : 53 of 200
 
Marks: +1, -0
Match the following
List-1
List-II
A. pH of unpolluted rainwater
1. Moulded containers
B. Teflon
2. Hosepipe
C. Buna-N
3. 5.6
D. Polystyrene
4. Paints
 
5. Lubricant
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