Which substance acts as a lubricant in living organisms to prevent damage caused by friction?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

Water serves as a natural lubricant in living organisms, helping to reduce friction and protect tissues from damage.

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