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A man whose vas deferens are cut and tied cannot father a child because:
ASperm cannot reach the urethra to be released in semen
BHe cannot produce sperm in the testes (option)
CHis prostate stops secreting fluid
DHis testes shrink
Answer & Solution
Correct answer: A. Sperm cannot reach the urethra to be released in semen
1. Vasectomy ligates and cuts the vas deferens.
2. Sperm produced in the testis can no longer travel up the duct system.
3. Sperm production continues, but the ejaculate carries no sperm.
_Source: NCERT Class 10 Science, Ch 7 "How do Organisms Reproduce", §7.3.3_
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