Cattail Lab - PowerPoint PPT Presentation

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Cattail Lab

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  1. Cattail Lab

  2. Drawing Sketches • Questions 1, 4 and 5 require drawing. • Try to do your best. • Question 1- Draw all parts of the plant in your tub. • Question 4 and 5- Draw cross sections.

  3. Parts of a Cattail • Shoot- bottom of plant • Stem (pith)- green cylinder structure • Leaves- somewhat flat and green • Cattail- brown structure at top

  4. LAB RULES • DO NOT TOUCH THE CATTAIL! • Points will be taken off if your seen touching the cattail or spreading cotton. • IF there is cotton in the tub…try to contain all cotton in the tubs (as much as possible). • Follow expectations of class. • Quietly working in a cooperative manner with everyone in your lab group. • Complete lab sheet as a group. • Only work and talk with people in your group.

  5. Sketch • At the base of the plant (shoot)/ Not the same/ some thickness • Honeycomb structures • Sketch & Absorb and transport water • Sketch • Allow oxygen to travel to the roots • Yes, some have seeds & some don’t • Not all are pollinated also predators • Pollinated by animals and wind/wind