General Knowledge · Environmental Studies and Sanitation
Which of the following maintenance pairs is correctly matched with its primary objective?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Regular cleaning - to avoid blockage✓
- 2Plumbing repair - to prevent breeding of insects
- 3Use Disinfectant - to Avoid Emergencies
- 4Covered drain - to avoid blockage
Correct answer
Regular cleaning - to avoid blockage
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