If all members of a species cannot produce offspring then that species will likely become extinct.
For example, geese are a species and ducks are a species.
If all geese were suddenly unable to produce offspring then they will become extinct.
What would happen if all geese could not reproduce?
1: replication
2: extinction
3: survival
4: kill them
5: Dehydration
6: mutations
7: thrive
8: deforestation