4.4 FERTILIZATION AND PREGNANCY

After the egg is fertilised, where does the fertilized egg develops?

• A
• B
• C
• D

Where does fertilisation take place?

• Ovary
• Womb
• Vagina
• Fallopian tube

How does the baby exchange substances between the baby and the mother?

• Ovary
• Womb
• umbilical cord
• Fallopian tube

Identical twins develop from

• two zygotes that fuse during cleavage
• two eggs fertilized by one sperm cell
• one egg fertilized by sperm cells
• one zygote that divides into two parts

Supplies nutrients to the fetus

• Amnion
• Ovum
• Placenta
• Umbilical cord

Connects the fetus and placenta

• Sperm
• Uterus
• Umbilical Cord
• blood vassel

The developing baby is called this during weeks 0-2 of pregnancy

• Zygote
• Fetus
• Embryo
• Baby

Name the process when a sperm meets and fuses with an ovum to form a zygote.

• Fertilisation

• Fusion

• Conception

• Implantation

During fertilisation, nucleus in the head of sperm fuses with the ovum nucleus to form a ___________________

• embryo

• zygote

• foetus

• baby

After fertilisation, the zygote will divide to form ___________________

• a baby

• a foetus

• an embryo

• implantation