gymnosperms

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30 05, 2017

What are conifers? Pine trees, gymnosperms

By |2019-07-31T12:58:59-07:00May 30th, 2017|Biology|0 Comments

Pine trees - A Spruce tree is a type of gymnosperm and conifer Too dry for ferns and moss Near the end of the Carboniferous period, about 300 million years ago, the land on Earth got a lot drier than it had been before. It was drier because plate tectonics was bringing all of [...]

30 05, 2017

Collecting pine cones – Gymnosperms project

By |2018-04-16T10:35:31-07:00May 30th, 2017|Biology|0 Comments

Squirrel eats pine seeds from a cone Go take a walk outside in the fall and collect pine cones on the ground. How many different kinds of pine cones can you find? Can you figure out which tree makes which kind of pine cone? Sit quietly near a pine tree and watch squirrels [...]

29 05, 2017

Ginkgo trees – Plant evolution and biology

By |2019-07-30T23:20:51-07:00May 29th, 2017|Biology|0 Comments

Ginkgo trees The first trees Ginkgo trees were the first kind of tree. These first trees on earth appeared during the Permian period, about 270 million years ago. This was during the time of the early dinosaurs. Earlier ferns The Permian period More about dinosaurs All our biology articles How did they spread? Because [...]