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Biology Laboratory Manual, 6/e

Darrell S. Vodopich, Baylor University
Randy Moore, University of Minnesota--Minneapolis

Exercise 37 - Survey of the Animal Kingdom

Choose the one answer that best answers the question.


1	Snails, clams, and squids are members of which phylum?
		A)	Platyhelminthes
		B)	Annelida
		C)	Mollusca
		D)	Gastropoda


2	The molluskan epidermal tissue that secretes a shell is called a _____.
		A)	epidermis
		B)	mantle
		C)	radula
		D)	septa


3	Which of the following best describes an open circulatory system?
		A)	no heart or blood vessels
		B)	no blood vessels - the blood pools in the sinuses and bathes the organs directly
		C)	a heart and a few major blood vessels but the blood pools in sinuses and bathes the organs directly
		D)	a heart but no blood vessels


4	The hard toothed structure used for scraping food and found in the mouth of some mollusks is called the ____.
		A)	mantle
		B)	viscera
		C)	radula
		D)	siphon


5	Marine nudibranchs and garden slugs do not produce a shell and belong to which class?
		A)	Polyplacophora
		B)	Cephalopoda
		C)	Mollusca
		D)	Gastropoda


6	The bivalve shell is ____.
		A)	a single shell and may be coiled
		B)	dorsally hinged in two parts
		C)	made of eight plates
		D)	ventrally hinged in two parts


7	The space between the mantle and visceral mass is the ____.
		A)	incurrent and excurrent siphons
		B)	visceral cavity
		C)	mantle cavity
		D)	septal cavity


8	The bristle-like appendages of annelids that can be used to distinguish the three classes of annelids by their quantities are know as ____.
		A)	cilia
		B)	parapodia
		C)	septa
		D)	setae


9	A ____ is a body cavity completely surrounded by mesodermal tissue and contains organs.
		A)	acoelom
		B)	psuedocoelom
		C)	coelom
		D)	mantle cavity


10	Leeches are members of Class ____.
		A)	Oligochaeta
		B)	Polychaeta
		C)	Hirudinea
		D)	Gastropoda

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