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Purpose:
Pond Community Option:
In this investigation students will collect and observe organisms from all areas of a pond community. They will then draw, count and identify the organisms found in each area.
Each Team will then describe their particular portion of the pond community to the class then each team will write a description of the pond community as a whole. Each description will include each organisms niche, trophic level and relationship to other organisms.
Biological Communities Option:
Students identify organisms found in a soil sample and categorize them as producers or consumers. They list organisms for various community types and determine if these organisms are producers. Then they look through a soil sample to identify various producers and consumers.
Objectives Links:
E. Biotic and abiotic factors within an ecosystem
Process Skills Checklist
Materials:
Pond Community Option:
- numerous sized collection jars
- plant-grappling bar
- trowel
- dip net
- wire-cloth seine
- forceps
- marking pencils
- plastic bags
- manuals for identification
- microscopes
- stereomicroscopes
- hand lenses
- microscope slides
- cover slips
- dropping pipettes
- finger bowls
- plankton net
Biological Communities Option:
- Soil sample
- paper towel/newspaper
- spoon
Safety Concerns:
Care should be taken when handling animals and insects that may bite. Hands should be washed after either option.
Revision Date:
Summer 2001
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