Question

Arrange the following groups of plants in an ascending evolutionary scale: Cycads: Rhynia-like plants: Chlorophyta ancestors: Dicotyledons, and Seed ferns. (in proper sequence)

Answer 1

Chlorophyta ancestors `to` Rhynia like plants `to` Seed ferns `to` Cycads a Dicotyledons
(Rhynia like plants are primitive pteridophytes. Their fossils were found in Scotland and Canada. These plants are similar to Psilotum, a living psilopsida).