Which of the following is listed as a vestigial organ present in the human body?
ALiver
BKidney
CHeart
DCoccyx
Answer & Solution
Correct answer: D. Coccyx
1. Vestigial organs are useless or non-functional structures.
2. In humans these include the tail-bone (coccyx), wisdom teeth and body hairs.
3. The coccyx appears in this list.
4. Liver, kidney and heart are vital functional organs, so they are ruled out.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 1 "Heredity and Evolution", p.14_
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