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Plants

Published on Nov 19, 2015

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Plants

Plants are autotrophs
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Hornworts

There are fewer than 100 species
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Seedless vasculer plant

  • They are seedless plants with vasculer tissue
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Ferns

  • There are more than 12000 species of ferns
Photo by Photoshoparama - Dan
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Horsetail

The stems contain silica
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Club mosses

They have true stems
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Seed plants

They have vasculer tissue
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Vasculer tissue

Most seed plants live on land
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Pollen and seeds

  • Seed plants produce pollen
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Seed structure

  • A seed has 3 main parts
Photo by Jason A. Samfield
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Seed dispersal

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Germination

A seed may lay by itself before it germinates
Photo by Jim Nix / Nomadic Pursuits
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Roots

Roots obtain water for the tree
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Stems

The stem caries substances for the plant
Photo by rosswebsdale
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Leaves

Leaves capture the suns energy
Photo by Werner Kunz
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Gymnosperm

Have needle like structures
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Examples of gymnosperm

  • They are the oldest seed plants
  • It produces seeds
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Angiosperms

  • They produce flowers
  • They produce enclosed seeds
Photo by listentoreason
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Examples of angiosperm

  • Flowers
  • Sepals and petals
  • Monocots
  • Dicots
Photo by ecstaticist
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Monocot vs. dicot

  • Monocot
  • Grasses, wheat, corn, so on
  • Dicot
  • Plants flowers oak trees and maple
Photo by skoeber
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Tropism

  • Light
  • Gravity
  • Touch
  • Are there three main things
Photo by » Zitona «

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