Lab-Aids: Seed Staining Kit
In this engaging and fun kit, students learn how to differentiate between plant food stored as a simple sugar and food stored as a starch. Using a step-by-step procedure, students first dissect the seeds, and then treat them with reagents. This helps to determine the quantity and location of the sugar and starch. The individualized, open-ended worksheets provide additional investigations for student exploration.
Scientific Concepts:
- Understand the difference between plant food that is stored as simple sugar and food stored as starch in sprouting seeds
- Dissect seeds and treat them with reagents
- Develop lab techniques
Content List:
- 1 Teacher's Guide with MSDS
- 30 Student Worksheets and Guides
- 15 Treating dishes, 3-section clear plastic
- 15 Razor blades, single-edged
- 3 Droppers
- 3 Bottles of Lugol's Solution
- 3 Drop controlled bottles of Tetrazolium Solution
- 1 Seeds, kidney bean, pkg
Classroom Planning:
- To complete this kit requires one ~50-minute class period.
- Number of students: 30
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