Class 10 Biology How Do Organisms Reproduce Ovum

Ovum: The female gamete

  • Ovum is the female sex cell. Also called Egg cell
  • Ova are produced by epithelium in ovary
  • Release of ovum from ovary is termed as Ovulation
    • Ovary gets matured by puberty
    • Ova are produced by germinal epithelium of ovary
    • Formation of ova starts in foetus even before birth. At birth, there are 2-3 lakhs immature eggs. After attaining puberty, these immature eggs start getting matured under the influence of hormones from pituitary gland.
    • One matured ovum is released from either ovary at every 28 days. This process of release is Ovulation

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