miércoles, 6 de marzo de 2013

PLANT NUTRITION

Parts of a plant:



Vídeo sobre las partes de la planta!!


Video sobre la Photosynthesis

Otro video sobre la photosynthesis



Canción sobre lo que estamos dando




Remember:
  • Plants are multicellular living things that cannot move around, but make their own food. They have roots and stem and leaves. Most plants live on land.
  • Plants can have flowers or no flowers.

A brief summary:
  • Plants get nutrients like carbon dioxide from the air and sunlight through their leaves and get water and mineral salts from the soil  through their roots.
  • Xylem Sap is water and mineral salts mixed together. Xylem Vessels  take Xylem Sap through the plant up to its leaves.
  • Sunlight makes Xylem Sap become Phloem Sap when it reaches the leaves. This is called Photosynthesis. Plants release oxygen during this process
  • Phloem Vessels take Phloem Sap throughout the plant so that it gets all food it needs


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