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Lophotrochozoans Solutions Library

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23 solutions

Lophotrochozoans

Q. We are somewhat flattened and our dorsal surface is convex and covered with 8 articulating plates. We occur on rocky surfaces in the intertidal reg...

Solved • Jul 25, 2018

Lophotrochozoans

Q. Which one of the following is incorrect concerning molluscs?A. Some members of the Phylum Mollusca are filter feeders.B. All members of the Phylum ...

Solved • Jul 25, 2018

Lophotrochozoans

Q. The key evolutionary advance in annelids isa. cephalizationb. coelomc. segmentationd. lophophoree. deuterostome development

Solved • Nov 7, 2017

Lophotrochozoans

Q. Which of the following belongs to the phylum Annelida?a. polychaetesb. gastropodsc. nematodsd. arthropodse. cephalopods

Solved • Nov 7, 2017

Lophotrochozoans

Q. Which of the following is not a characteristic of most annelids?a. nephridiab. closed circulatory systemc. segmentationd. pseudocoelome. setae

Solved • Nov 7, 2017

Lophotrochozoans

Q. Gastropods, cephalopods, and bivalves all sharea. a mantleb. tentaclesc. a radulad. an external shell

Solved • Nov 7, 2017

Lophotrochozoans

Q. The first segmented animals to evolve were:a. rotifersb. cephalopodsc. arthropodsd. echinodermse. annelids

Solved • Nov 7, 2017

Lophotrochozoans

Q. Which one of the following is not a characteristic shared by all mollusks?a. a mantleb. gillsc. a radulad. a coelome. All of the above are shared b...

Solved • Nov 7, 2017

Lophotrochozoans

Q. Which of the following statements about annelids and flatworms is correct?a. Both have a complete digestive tract.b. Both have a body cavity of one...

Solved • Nov 7, 2017

Lophotrochozoans

Q. Bivalves use _______________ to convey food to their mouthsa. ciliab. parapodiac. palpsd. setaee. flagella

Solved • Nov 7, 2017

Lophotrochozoans

Q. Most bivalve mollusks area. parasitesb. commensulsc. predatorsd. saprophytese. filter feeders

Solved • Nov 7, 2017

Lophotrochozoans

Q. The first larval stage of mollusks is thea. naiadb. trochophorec. planulad. veligere. oligophore

Solved • Nov 7, 2017

Lophotrochozoans

Q. The only class of mollusk to have a closed circulatory system includes thea. polychaeteb. brachiopodc. snaild. oystere. octopus

Solved • Nov 7, 2017

Lophotrochozoans

Q. Most marine gastropods have a lid, called the _______________ , that can close off the opening to their shell.a. rostrumb. prorostrumc. osculumd. o...

Solved • Nov 7, 2017

Lophotrochozoans

Q. Sexually, earthworms area. separate sexedb. hermaphroditic but not self-fertilizingc. parthenogenicd. hermaphroditic and self-fertilizinge. none of...

Solved • Nov 7, 2017

Lophotrochozoans

Q. If you can't tell a squid from an octopus, count their tentacles. Squids havea. 12b. 16c. 8d. 10e. 80-90

Solved • Nov 7, 2017

Lophotrochozoans

Q. The molluscan radula is used fora. reproductionb. locomotionc. respirationd. circulatione. food getting

Solved • Nov 7, 2017

Lophotrochozoans

Q. Presumably the complex eyes of _______________ enable them to escape predators.a. snailsb. scallopsc. oystersd. giant clamse. whelks

Solved • Nov 7, 2017

Lophotrochozoans

Q. Which of the following mollusks is internally segmented?a. chitonb. gastropodc. cephalopodd. none of the above

Solved • Nov 7, 2017

Lophotrochozoans

Q. A rasping radula is characteristic of all mollusks excepta. bivalvesb. cephalopodsc. gastropodsd. chiton

Solved • Nov 7, 2017

Lophotrochozoans

Q. Key evolutionary advances of the solid worms are bilateral symmetry and:a. a coelomb. internal organsc. a one-way digestive tractd. a body cavitye....

Solved • Nov 7, 2017

Lophotrochozoans

Q. Sexually, most flatworms area. parthenogenicb. asexualc. hermaphroditicd. amorphouse. aphrodisiac

Solved • Nov 7, 2017

Lophotrochozoans

Q. For excretion, flatworms usea. nephridiab. flame cellsc. osmosisd. regurgitation

Solved • Nov 7, 2017