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2.Human Reproduction
normal
The figure given below depicts a diagrammatic sectional view of ovary. Which one set of three parts out of $I-VI$ are correctly identified?

A
$VI$ - Primary follicle; $III$ - Graafian follicle, $V$ - Corpus luteum
B
$II$ - Secondary follicle; $III$ - Tertiary; $IV$ - Ovulation
C
$I$ - Primary follicle; $II$ - Tertiary follicle; $V$ - Corpus luteum
D
$I$ - Primary follicle; $II$ - Corpus luteum; $V$ - Graafian follicle
Solution
$I$ – Primary follicle
$II$ – Tertiary follicle showing antrum
$III$ – Graafian follicle
$IV$ – Ovum
$V$ – Corpus luteum
$VI$ – Secondary follicle
* Primary oocyte within the tertiary follicle grows in size and completes its first meiotic division
Standard 12
Biology