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- 1. Multiple ChoiceMollusks possess this type of skeleton.endoskeletonexoskeletonhydrostaticpneumo
- 2. Multiple ChoiceWhat type of body do all Mollusks have?SegmentedSoftRigidClear
- 3. Multiple ChoiceIn what type of environment do MOST mollusks live?SoilFreshwaterMarineTerrestrial
- 4. Multiple ChoiceWhich part of the Mollusk body is specialized for burrowing, feeding, and movement?trochophoresvisceral massmantlefoot
- 5. Multiple ChoiceWhich class of Mollusks include organisms that all have two shells?GastropodsBivalvesCephalopods
- 6. Multiple ChoiceWhich class of Mollusks includes snails, slugs, or nudibranches?CephalapodsBivalvesGastropods
- 7. Multiple ChoiceWhich part of the Mollusk body is the tissue covering the body and secretes the shell?MantleTrochophoreFootVisceral Mass
- 8. Multiple ChoiceWhich class of Mollusks is the only class with some terrestrial species?GastropodsBivalvesCephalopods
- 9. Multiple ChoiceWhich part of the Mollusk body contains organs?FootVisceral MassTrochophoreMantle
- 10. Multiple ChoiceWhich class of Mollusks all have tentacles?GastropodsBivalvesCephalopods
- 11. Multiple ChoiceHow are all mollusks similar to annelids?They have shellsThe have trochophore larvaeThey are segmentedThey live in marine environments
- 12. Multiple ChoiceWhat type of symmetry do MOST mollusks have?BilateralRadialCircularAsymmetrical
- 13. Multiple ChoiceWhich of the following is the correct description of reproduction in Mollusks?Mostly asexualBuddingRegenerationMostly sexual
- 14. Multiple ChoiceWhich of the following is the organ used by Mollusks for excretion?gillsnephridiamantlevisceral mass
- 15. Multiple ChoiceWhich of the following is the correct description of respiration in Mollusks?They use diffusion through their moist skin and gills in marine environmentsThey use primitive lungs in marine environments and gills on land.They use nephridia to exchange oxygen and carbon dioxideThey use gills in marine environments and primitive lungs on land.
- 16. Multiple ChoiceWhich class of Mollusks have a closed circulatory system?GastropodsBivalvesCephalopodsAll of the classes
- 17. Multiple ChoiceWhich of the following is the correct description of the body cavity of Mollusks?They are protostome acoelomatesThey are protostome coelomatesThey are deuterostome coelomatesThey are protostome pseudocoelomates
- 18. Multiple ChoiceWhich class of Mollusks include clams, oysters, and mussels?GastropodsBivalvesCephalopods
- 19. Multiple ChoiceWhich class of Mollusks include squid, cuttlefish and octopus?GastropodsBivalvesCaphalopods
- 20. Multiple Choice
why do octopuse change there colorBecause they like to change colorsThey want to be hidden from their predatorsTo blend in with their surrounding - 21. Multiple ChoiceHow big are the most squid ?33 feet long88 feet long26 feet long
- 22. Multiple ChoiceWhat is in example of gastropods ?turtlesquida sea slug
- 23. Multiple ChoiceClass GastropodaClass BivalviaClass CephalopodaClass Polyplacophora
- 24. Multiple ChoiceClass GastropodaClass BivalviaClass CephalopodaClass Polyplacophora
- 25. Multiple ChoiceClass GastropodaClass BivalviaClass CephalopodaClass Polyplacophora
- 26. Multiple ChoiceClass GastropodaClass BivalviaClass CephalopodaClass Polyplacophora
- 27. Multiple ChoiceMollusk's tongue-like strip covered with teeth that point backward is called the ____trochoporeradulagillsvisceral mass
- 28. Multiple ChoiceOrgans that are in contact with blood supply and specialized for gas exchangetrochoporeradulasbivalvesgills
- 29. Multiple ChoiceFilter-feeding bivalves can be used to monitor the environmental health of a habitat because the ____ .a. bivalves reproduce rapidly in polluted waterb. bivalves concentrate pollutants and microorganisms in their tissues.c. bivalves live near deep-sea vents.d. Bivalves only live above ground.
- 30. Multiple ChoiceIn the open circulatory system of some mollusks, blood is foundin blood vessels and sinusessinuses containing tissuesonly in blood vesselsonly in gills.
- 31. Multiple Choice28. In gastropods, food is trapped in mucus and brough into a rotating mucoid mass called the __________, which extends to the stomach. b. c. d.styletsiphonoglyphprotostyleodontophore
- 32. Multiple ChoiceThe tubelike structure through which water enters and leaves a mollusk’s body is thesiphoncoelommantleoperculum
- 33. Multiple ChoiceWhich term below best describes the body cavity of Molluskspseudocoelmateeucoelomateacoelomateincomplete coelomate
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