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Reproductive system

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  • How fast can girls grow during puberty?
    Up to 12 cm a year
  • What is puberty?
    The stage when a child's body changes to become an adult and able to reproduce
  • What are hormones?
    Chemicals in the body that cause changes during puberty
  • What is the menstruation?
    When unfertilised egg and uterus lining leaves the body
  • What is the job of the testes?
    To make sperm
  • What is the job of the ovaries?
    To make egg cells
  • What is reproduction?
    The process of making new living things
  • Name of the male reproductive organ
    Testes , sperm duct and penis
  • Why do living things need to reproduce??
    To ensure their species continues
  • What are the male sex cells called?
    Sperm
  • What is the first change you notice in puberty
    Grow very fast
  • What is the main job of the reproductive system?
    To make special cells(sex cells) for reproduction.
  • Name of the female reproductive organ
    Ovaries, oviduct, uterus, uterus lining and birth canal
  • How fast can boys grow during puberty?
    Up to 10 cm a year
  • What are the female sex cells called?
    Ova(eggs)
  • What is the fertilisation?
    when a sperm and egg join to form a new life
  • At what age does puberty usually start for boys?
    Around 13 years old , sometimes from age11