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Plants and Water

based on 21 ratings
Author: Nancy Rogers Bosse
Type
Botany 
Grade

K – 2nd grades 

Difficulty of Project
Easy 
Cost

Less than $5.00 

Safety Issues

Young children should not use a knife. 

Material Availability

Readily available or easily purchased at the grocery store 

Approximate Time Required to Complete the Project

Overnight to collect the data; one day to prepare the science fair display 

Objective

To learn how plants transport water from their roots to their leaves 

Materials and Equipment

  • Tall clear glass
  • Red food coloring
  • Spoon
  • Celery stalk
  • Knife 

Background Information

Plants need water to grow. Plants transport water from their roots to their leaves through tubes called xylem.  

Terms, Concepts, and Questions to Start Background Research

Terms

Xylem: tubes that transport water inside plants  

Concepts

Plants need water. Water is transported through the plant through xylem tubes. 

Research Questions

How does water get from the roots of a plant to its leaves? 

Experimental Procedure

  1. Gather the necessary materials. 
  2. Fill the glass about halfway with water.
  3. Add a few drops of food coloring to the water and stir.
  4. Have an adult cut the bottom of the celery stalk straight across leaving the leaves attached to the stalk.
  5. Place the celery stalk in the glass, cut end first. Set the glass somewhere where it will not be disturbed overnight.
  6. The next day, record any changes. 

Bibliography

Articles

“Plants Vascular Systems” at www.biology4kids.com/files/plants_xylemphloem.html 

“Plants: Essential Processes” at www.sparknotes.com/biology/plant/essentialprocesses/section1.html 

“How Plants Grow” at Science Kids at www.sciencekids.co.nz 

Websites

Biology 4 Kids at www.biology4kids.com

 

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