Gurmeet singh Asked a Question
August 21, 2020 5:01 pmpts 30 pts
Vegetation was still dominated by conifers, cycads and ferns for much of the Cretaceous but as the environments of the world changed, new species were getting a chance. The rift valleys that were forming at the splits between continents provided new environments that increased selection pressures
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  • Sajan sarthak Best Answer
    Here it is describing that the plants like conifers and cycads survived untill the climate and environment change . The new species are getting evolved as the environment was cha...
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    Gurmeet singh
    sir one more word - the foliage of dicroidium was very fern like. wht is foliage means.