Which characteristic do ginkgoes and cycads have in common?

Question

1.are usually evergreen
2.lived during the time of dinosaurs
3.produce football-sized cones
4.have a shallow root system

Answer 1

Ginkgoes and cycads have the characteristic of 2. lived during the time of dinosaurs in common. Both groups of plants are ancient and have existed since the time of the dinosaurs, whereas the other options do not accurately apply to both.