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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.
Why are angiosperms closely related to pteridophytes?
gymnosperms
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 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.
The first pteridophytes appeared around what mya?
The first pteridophytes appeared around 400 million years ago during the Silurian period.
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 .
Is a hippopotamus a living fossil?
yes
What Component of all living matter and fossil fuels?
Carbon is the component found in all living matter and fossil fuels.
What gruops are ferns in?
Ferns belong to pteridophytes
Why are angiosperms closely related to pteridophytes?
gymnosperms
When was Among the Living created?
Among the Living was created in 1987.
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.
