ARTHROPODS MOLLUSCS CNIDARIANS ANNELIDS ECHINODERMS INVERTEBRATE - - PowerPoint PPT Presentation

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ARTHROPODS MOLLUSCS CNIDARIANS ANNELIDS ECHINODERMS INVERTEBRATE - - PowerPoint PPT Presentation

INVERTEBRATE GROUPS ARTHROPODS MOLLUSCS CNIDARIANS ANNELIDS ECHINODERMS INVERTEBRATE GROUPS ARTHROPODS insects All arthropods have got ONE thing arachnids in common. What is it?: SIX LEGS myriapods ANTENNAE BODY SEGMENTS EXOSKELETON


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SLIDE 1

INVERTEBRATE GROUPS CNIDARIANS ARTHROPODS MOLLUSCS ANNELIDS ECHINODERMS

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SLIDE 2

INVERTEBRATE GROUPS ARTHROPODS insects arachnids myriapods crustaceans

All arthropods have got ONE thing in common. What is it?: SIX LEGS ANTENNAE BODY SEGMENTS EXOSKELETON WINGS

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SLIDE 3

INVERTEBRATE GROUPS MOLLUSCS gastropods cephalopods bivalves

Which is TRUE?

  • a. Molluscs have got a soft body

and live in water.

  • b. Molluscs always have an

external shell.

  • c. All molluscs have got two eyes.
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SLIDE 4

INVERTEBRATE GROUPS CNIDARIANS

They’ve got simple bodies with radial

  • symetry. They haven’t got a BRAIN.

They are CARNIVOROUS.

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SLIDE 5

INVERTEBRATE GROUPS ANNELIDS

Usually, they are ringed worms, meaning they are SEGMENTED. They can live in MARINE WATERS, FRESH WATERS and TERRESTRIAN environments.

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SLIDE 6

INVERTEBRATE GROUPS ECHINODERMS

They live in all the oceans

  • f the world. They can

move using hundreds of HYDRAULIC SUCTION apendages, and they have got a SPINY SKIN.