Where Babies Really Come From
From a single cell to a newborn, the story of how a baby is made is one of biology's greatest journeys.
- Miri
- Lavakulu
- Ya le xikarhi
- Yo dyondzisa
- Swivutiso swa 10
- kwalomu ka min 5
- Mbuyelo endzhaku ka xivutiso xin'wana ni xin'wana
Hlawula “A ndzi robhoti” ku sungula.
Ku phikizana
Swa vana ni lava rhandzaka ku tlanga
Vona swivutiso
Handle ka tinhlamulo leti lulameke, leswaku ti ta ha ku hlamarisa loko u tlanga.
Xivutiso 1
Where does fertilisation of an egg by a sperm usually happen?
- In the uterus
- In the fallopian tube
- In the ovary
- In the cervix
Xivutiso 2
How long can an egg typically be fertilised after ovulation?
- About 5 days
- About 72 hours
- About 12 to 24 hours
- About 2 weeks
Xivutiso 3
What decides whether a baby is genetically male or female?
- The mother's egg
- The timing of ovulation
- The mother's hormones
- The father's sperm
Xivutiso 4
What is the ball of cells called that implants in the uterus wall?
- Blastocyst
- Zygote
- Foetus
- Placenta
Xivutiso 5
Which hormone do home pregnancy tests detect?
- Progesterone
- Oestrogen
- hCG
- Oxytocin
Xivutiso 6
Which organ develops during pregnancy to pass oxygen and food to the baby?
- The amnion
- The placenta
- The yolk sac
- The corpus luteum
Xivutiso 7
How long does a full-term pregnancy last, counted from the last period?
- About 36 weeks
- About 42 weeks
- About 38 weeks
- About 40 weeks
Xivutiso 8
From which week is the developing baby usually called a foetus?
- Week 4
- Week 9
- Week 16
- Week 20
Xivutiso 9
Identical twins come from what?
- Two eggs and two sperm
- Two eggs and one sperm
- One egg that split
- One egg and two sperm
Xivutiso 10
In IVF, where does fertilisation take place?
- In the uterus
- In a fallopian tube
- In an incubator inside the body
- In a laboratory dish
