Internal v. External Fertilization

How many eggs are associated with external development?

• A large amount

• A small amount

Where does the embryo develop during external development?

• In a shell

• Underground

• In water

• In the uterus

Where does fertilization occur in terrestrial development?

• Inside female body

• Outside female body

• Inside male body

• In water

How many eggs are produced from internal-terrestrial development?

• A large number

• A small number

Where does fertilization occur during internal-internal development?

• Inside female body

• Outside female body

• In water

Why is it necessary for animals who participate in external fertilization to produce a large number of eggs?

• high survival rate

• low survival rate

• increases variability

• low fertility rates