'Land mollusks' diaporamas de présentation

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Invertebrates

Invertebrates. 6 major Invertebrate Phyla. Porifera - sponges Cnidaria -sea anemones and jellyfish Mollusca- snails, slugs, squids, and octopuses Annelida- segmented worms(repeated body segments) Arthropoda - insects, shrimps, lobsters, and crabs

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Mollusca

Mollusca. Three Classes. Gastropoda (gastropods)~ slugs and snails Bivalvia (bivalves) ~ clams and other two-shelled shellfish Cephalopoda (cephalopods) ~ squids, octopuses and cuttlefish. Bodies of Mollusks. A mollusk has a soft body which is usually covered by a hard outer shell.

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Mollusks and Annelid Worms

Chapter 2, Lesson 2. Mollusks and Annelid Worms. Objectives of the lesson. Explain how mollusks eat, control body functions, and circulate blood. Describe the four body parts that most mollusks have in common. Describe the three kinds of annelid worms. Mollusks.

302 views • 12 slides

Mollusks and Annelid Worms

Chapter 2, Lesson 2. Mollusks and Annelid Worms. Objectives of the lesson. Explain how mollusks eat, control body functions, and circulate blood. Describe the four body parts that most mollusks have in common. Describe the three kinds of annelid worms. Mollusks.

301 views • 12 slides