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Science Project

Published on Nov 21, 2015

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PRESENTATION OUTLINE

WHAT IS PLANTS

  • Plants are autotrophs
  • They are eukaryotes that captains cells
  • All plants cell has cell wall
  • By Levi Chandler
Photo by @Doug88888

PLANT ADAPTATIONS ON LAND

  • They need to have water
  • They get Carbon Dioxide
  • They need to transport materials through their body
  • They need to repoduce
Photo by codiferous

NONVASCULAR PLANTS

  • They are low-growing plants
  • They live in moist areas where they can absorb water
Photo by deserttrumpet

MOSSES

  • There is 10,000 species
  • A moss gametophyte has stemlike, leaflike, and rootlike
  • Their rhizoids anchor them to the ground
  • Their capsule contains spores
Photo by _Harry Lime_

LIVERWORTS

  • There are more than 8,000 species
  • They are found growing on moist rocks and soil
  • Their sporophyte are to small to see

HORNWORTS

  • There are a few 100 species
  • They are found on rocks and trees trucks
  • They live in moist soil, often mixed with grass plants

SEEDLESS VASCULAR PLANTS

  • Has vascular tissue
  • They produces spores

FRENS

  • There are more than 12,000 species
  • There leaves are divided up in to smaller parts
  • They reproduce by spores
Photo by zenera

HORESTAILS

  • There is few species on earth today
  • They are long corse needle like branches

CLUB MOSSES

  • Have true stems
  • Only a few hundreds species
Photo by Ryan Somma

SEED PLANTS

  • They have vascular tissue
  • And use pollen and seeds to reproduce
Photo by Joelk75

VASCULAR TISSUE: PHLOEM/XYLEM

  • Phloem: it is where food can move through
  • Xylem: it is where water moves and minerals go through

POLLEN/SEEDS

  • Seed plants can live almost anywhere
  • Pollen is a tiny structure that contains the cells
  • Seed is a structure that contains a young plant

SEED STRUCTURE

  • A seed has three main parts
  • They are stored food, and seed coat, and cotyledon
Photo by monteregina

SEED DISPERAL

  • Are enclosed in fruit
  • scatter from other organism
  • Also scatter by water
  • They scatter by wind
Photo by pawpaw67

GERMINATION

  • Occurs when the embryo begins to grow
  • Use absorb water and use it to store

ROOTS

  • Roots has three main parts
  • Roots anchor a plant in the ground,
  • absorb water and minerals from
  • the soil, and sometimes stores food

STEMS

  • Has two main functions
  • The stem carries substances between the plant's
  • roots. The stem also provides support for the plant and
  • holds the leaves so the are exposed to the sun
Photo by andrewrennie

LEAVES

  • Leaves vary greatly in size and shape
  • Leaves capture sun's energy and carry
  • out the food-making process of photosynthesis
Photo by Edgar Barany

GYMNOSPERM

  • Is a seed plant that produce naked seeds
  • Many gymnosperm has needle-like or scale like leaves
  • and deep-like structure

EXAMPLE OF GYMNOSPERM

  • Cycads
  • Conifers
  • Ginkgoes
  • Gnetophytes

ANGIOSPERM

  • Angiosperm is a flower plant
  • They share two important traits
  • One is produce flowers
  • Two they are contrast to gymnosperm
  • and angiosperm produce seeds that are in closed by fruit

EXAMPLE OF ANGIOSPERM

  • Monocots includes grass, corn, wheat,
  • rice, lilies, and tulip
  • Dicots includes roses, violets, dandelions,
  • oak tree,maple tree, beans, and apples

MONOCOT VS. DICOT

  • Monocot are angiosperm that has one leaf
  • Dicots are angiosperm that has two leafs

PLANT TROPISM: TOUCH, LIGHT, GRAVITY

  • Touch is where a vine coils around any
  • object they can touch shows good thigmotropism
  • Plant's stems and leaves grow toward the light
  • shows good phototropism
  • The plant's roots shows good gravitropism they move down
Photo by Jsome1