Mollusk & Echinoderm Review
Quiz by Julesklettke
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15 questions
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- Q1The four main characteristics of mollusks areMantle, eyespots, larvae developmental stage, and gillsVisceral mass, foot, mantle, and shellFoot, tentacles, nematocytes, and radula30s
- Q2Molluskshave bilateral symmetryhave radial symmetryare asymmetrical30s
- Q3Nautilus are in the same class asOctopi (Class Cephalopoda)Oysters (Class Bivalvia)Garden snails (Class Gastropoda)30s
- Q4Cephalopods feed usingtheir sharp beaktheir foottheir radula30s
- Q5Gastropods (snails)See light and dark using eyespotsDo not see at allSee images using well developed eyes30s
- Q6Octopi no longer have a _________BrainShellMouth30s
- Q7You can identify an octopus from a squid because squids have ________12 arms5 arms8 arms and 2 tentacles30s
- Q8Echinoderms have what type of symmetry?Bilateral SymmetryAsymmetryRadial Symmetry30s
- Q9A keystone species in one that is often aTop predatorEndangered speciesParasite30s
- Q10Echinoderm means....Ray-like armsCoral reefSpiny skin30s
- Q11Which is not an echinoderm?StarfishSand DollarSea AnemoneSea Urchin30s
- Q12Echinoderms have amazing powers of regeneration.FalseTrue30s
- Q13The Brittle Star can break off an arm and continue to wiggle to distract predators.FalseTrue30s
- Q14Star fish can eject their stomach to ingest food.FalseTrue30s
- Q15Starfish are not an important part of shoreline ecosystems.TrueFalse30s