Invertebrates and Vertebrates
Experiment 1: Symmetry in Common Objects
Images
Draw the lines of symmetry on each of the objects below.
Post-Lab Questions
1. Identify the type of symmetry displayed for each item. Then, indicate how you came to your conclusion:
A. Petri Dish:
B. Funnel:
C. Test Tube Rack:
D. Wash Bottle with Curved Straw:
E. Graduated Cylinder:
F. Tongs:
Experiment 2: Creating a Phylum Key
Data Tables
Table 2: Phylum Taxonomic Key
Prorifera Cnideria Platyhelminthes Annelida Arthropoda Mollusca Echinodermata Chordata
Post-Lab Questions
1. Were any of the features used in more than one phyla? If so, give an example of an organism from each phyla that shares the feature.
2. List three features from Table 1 that describe a Monarch butterfly (Danaus plexippus). Using the features you listed, determine what phyla it is classified in.
Experiment 3: Taxonomy
Organism Images
Organism A
Organism B
Organism C
Organism D
Organism E
Organism F
Data Sheet
Identify which phylum each of the organisms belongs in. List the criteria used in your determination in the space below.
Organism A
● Phylum:
● Criteria:
Organism B
● Phylum:
● Criteria:
Organism C
● Phylum:
● Criteria:
Organism D
● Phylum:
● Criteria:
Organism E
● Phylum:
● Criteria:
Organism F
● Phylum:
Criteria: