What is the total number of primary teeth, also known as baby or milk teeth, in a human mouth?

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

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Subject
Biology Mcqsbiology-mcqs
Published
8 Jan 2021
Last updated
28 May 2026

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Explanation

Humans typically have 20 primary teeth, often called baby, milk, or deciduous teeth. These consist of 10 teeth in the upper jaw and 10 in the lower jaw. They serve as placeholders for the 32 permanent adult teeth that develop later.

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