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What is the difference between pteridophytes and gymnosperms?
Stem of gymnosperm is aerial.Stem of pteridophytes are mostly underground.Tree Ferns have long aerial stems but these are Pteridophytes. The real difference is that gymnosperms bear seeds pteridophytes are without seeds.
Do pteridophytes have flowers?
No, pteridophytes do not have flowers. They are non-flowering vascular plants that reproduce via spores instead of seeds, and they include ferns, horsetails, and clubmosses. Pteridophytes have distinct structures like fronds and strobili but lack the reproductive structures associated with flowering plants.
Why are angiosperms closely related to pteridophytes?
gymnosperms
The first pteridophytes appeared around what mya?
The first pteridophytes appeared around 400 million years ago during the Silurian period.
What is the mark of a living thing in solid rock called?
A fossil. Fossils are the remains or traces of once-living organisms preserved in sedimentary rock.
What is the term for the remain of a once-living organism?
fossil
What is the difference between pteridophytes and gymnosperms?
Stem of gymnosperm is aerial.Stem of pteridophytes are mostly underground.Tree Ferns have long aerial stems but these are Pteridophytes. The real difference is that gymnosperms bear seeds pteridophytes are without seeds.
Is a fossil a living or non living thing?
its nonliving because fossils are like bones and things from the past
Why is the ginkgo tree sometimes called a living fossil?
the ginko living species look similar to its fossil ancestors
How did fossil fuels get there?
Fossil fuels come from once living things.
What are examples of pteridophytes?
Selaginella and Dryopteris .
What Component of all living matter and fossil fuels?
Carbon is the component found in all living matter and fossil fuels.
Is a hippopotamus a living fossil?
yes
Do pteridophytes have flowers?
No, pteridophytes do not have flowers. They are non-flowering vascular plants that reproduce via spores instead of seeds, and they include ferns, horsetails, and clubmosses. Pteridophytes have distinct structures like fronds and strobili but lack the reproductive structures associated with flowering plants.
What gruops are ferns in?
Ferns belong to pteridophytes
Why are angiosperms closely related to pteridophytes?
gymnosperms
Where would you look for a living fossil?
I don't believe there is such thing as a living fossil, but you could find any fossil almost anywhere! Of course not in your kitchen, but any land of which you can dig into the earth of which the fossils decay.
