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Biology · 2024 · 3 marks
CBSE 2024 · Region 3 · Set 3 · Q25
Differentiate between spermatogenesis and oogenesis in humans on the basis of the following: (a) When the process is initiated. (b) Number of…
Differentiate between spermatogenesis and oogenesis in humans on the basis of the following :
(a)
When the process is initiated.
(b)
Number of functional gametes produced per primary spermatocyte/oocyte.
(c)
Specific site at which meiosis II is completed.
Marking-scheme solution
Spermatogenesis
Oogenesis
(i)
At onset of puberty
(i)
In foetal life
(ii)
Four
(ii)
One
(iii)
Within the
seminiferous tubules of
the testis
(iii)
In the fallopian tube when
the sec. oocyte gets
contact with the sperm
All Human Reproduction questions2024 question paperNCERT solutions: Human ReproductionPractice Human Reproduction →
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CBSE Class 12 Biology past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.