Mollusks, Arthropods and Echinoderms
Pennsylvania Standards. A molusk is an invertibrate that has an un-segmented, soft body that is almost always protected by outer shells. Snails, octopuses, clams, and oysters are all species of mollusks.
Study GuideMollusks, Arthropods and Echinoderms WorksheetMollusks, Arthropods and Echinoderms WorksheetMollusks, Arthropods and Echinoderms WorksheetMollusks, Arthropods and Echinoderms WorksheetMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms VocabularyMollusks, Arthropods and Echinoderms The resources above correspond to the standards listed below:
Pennsylvania Standards
PA.3. Science and Technology and Engineering Education
3.1. Biological Sciences
3.1.A. Organisms and Cells
3.1.6.A5. Describe basic structures that plants and animals have that contribute to their ability to make or find food and reproduce.
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