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Porifera and Cnideria Solutions Library

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Porifera and Cnideria

Q. Which are multicellular animals without true tissues?a. Poriferab. Cnidariac. Platyhelminthesd. Annelidae. Chordata

Solved • May 7, 2020

Porifera and Cnideria

Q. Why would tapeworms need to be hermaphrodites, given that they can only live inside of the intestines of animals?

Solved • Jul 23, 2018

Porifera and Cnideria

Q. A cnidocyte is a specialized cell used for:a. sensing lightb. digesting foodc. capturing foodd. sensing movemente. circulating water

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Cnidarians are:a. asymmetricalb. bilaterally symmetricalc. radially symmetricald. trisymmetricale. none of the above

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Which one of the following is not a member of the phylum Cnidaria?a. jellyfishb. comb jellyc. hydrad. corale. sea anemone

Solved • Nov 7, 2017

Porifera and Cnideria

Q. The sponges have all of the following characteristics except:a. highly specialized cellsb. simple tissuesc. a gel-like matrixd. cell recognitione. ...

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Which of the following have a one-way digestive system?a. ctenophoransb. flukesc. tapewormsd. free living flatwormse. cnidarians

Solved • Nov 7, 2017

Porifera and Cnideria

Q. The planulae of _______________ develop only into polypsa. Hydrozoab. Ctenophorac. Scyphozoad. Cnidariae. Anthozoa

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Water taken in through the pores in sponges exits through thea. mesogleab. spiculesc. osculumd. gastrovascular cavitye. coelenteron

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Which one of the following characteristics is found in cnidarians?a. organsb. respiratory systemc. blood vesselsd. specialized internal cavitye. ne...

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Which of the following is not a characteristic found in cnidarians?a. tissuesb. symmetryc. sexual reproductiond. asexual reproductione. organs

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Which of the following is characteristic of sponges?a. symmetryb. sexual reproductionc. tissuesd. organse. adult mobility

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Cnidarian larvae are known asa. planulaeb. cercariaec. metacecariaed. polypse. medusae

Solved • Nov 7, 2017

Porifera and Cnideria

Q. Cnidarian digestion isa. internal and extracellularb. internal and intracellularc. internal, extracellular and intracellulard. external and intrace...

Solved • Nov 7, 2017

Porifera and Cnideria

Q. A class of cnidarians that lacks a medusa stage isa. Hydrazoab. Cubazoac. Anthozoad. Scyphozoa

Solved • Nov 7, 2017