Identify the correct sequence of evolution of given plant forms chronologically.
A. Psilophyton
B. Cycads
C. Seed ferns
D. Angiosperms
Choose the correct answer from the options given below:
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → A, C, B, D
A. Psilophyton — this comes first. It was among the earliest vascular land plants. It had no seeds.
C. Seed ferns — this comes second. They were among the first plants to bear seeds. They arose from the early fern-like plants.
B. Cycads — this comes third. Cycads are gymnosperms that came after the seed ferns and were common in the age of the dinosaurs.
D. Angiosperms — this comes last. Flowering plants evolved after the gymnosperms and are the most recent of the four.