4

Question 1

External fertilization

Answer 1

When the egg and sperm combine outside the organism’s body

Question 2

Internal fertilization

Answer 2

When the sperm is placed inside the female body to join with the egg

Question 3

Oviparous

Answer 3

Eggs are laid outside the female’s body for development - egg laying

Question 4

Viviparous

Answer 4

Eggs are kept inside the female’s body to develop until birth - live bearing