JAMB Biology 2013 Objective — Question 28

Question 28 of 50 from the Joint Admissions and Matriculation Board (JAMB) Biology 2013 Objective paper, with the correct answer and a full explanation.

The part of the mammalian skin involved in excretion is the

A. sebaceous gland
B. horny layer
C. sweat glandCorrect
D. Malpighian layer

Explanation

Sweat is an excretory product, and sweat is produced by the sweat gland, which therefore performs an excretory role.

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