Arrange the following groups of plants in sequential order of their occurrence?
(A) Conifers
(B) Progymnosperms
(C) Ginkgos
(D) Angiosperms
Choose the correct answer from the options given below:
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → (B), (A), (C), (D)
NCERT’s sketch of the evolution of plant forms shows when each group appears in the geological periods.
(B) Progymnosperms — first. They appear in the Devonian, as the ancestors of the seed plants.
(A) Conifers — second. The conifer branch starts in the Carboniferous and spreads through the Mesozoic.
(C) Ginkgos — third. The ginkgo branch arises after the conifers.
(D) Angiosperms — last. Flowering plants arise in the Cretaceous and dominate the Tertiary and Quaternary.
NCERT Extract:
A Brief Account of Evolution –
