CBSE 2026 · Region 4 · Set 3 · Q17 · 2 marks
Mention the sites of action of the hormones 'GnRH' and 'FSH' during spermatogenesis. Write one function of each of these hormones.
Marking-scheme solution
• Site of action:
-GnRH – It acts on anterior pituitary.
-FSH – It acts on Sertoli cells of the testis.
• Functions :
GnRH -It stimulates the secretion of gonadotropins or FSH and LH
(Luteinising hormone).
FSH - It stimulates Sertoli cells to secrete certain factors necessary for
spermiogenesis.Human ReproductionGametogenesisUnderstandvery_short_answermedium
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CBSE Class 12 Biology past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.