CBSE 2025 · Region 4 · Set 2 · Q2 · 1 mark

Given below are few statements with respect to the process of oogenesis in a human ovary :

(i)

Each granulosa cell gets surrounded by a primary oocyte to form the primary follicle.

(ii)

A couple of million of oogonia are formed within each fetal ovary during the embryonic development.

(iii)

Tertiary follicle is characterised by antrum and theca layers.

(iv)

Secondary follicles form a zona pellucida layer around it.

(v)

Mature graafian follicle ruptures to release the secondary oocyte from the ovary. Choose the option with all true statements from the given options :

CBSE Class 12 Biology past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.