1St 9 Weeks Test

Front 1

a rasping, tongue like organ that is found in all mollusks except bivalves

Back 1

radula

Front 2

the largest known species of jellyfish

Back 2

lions mane jelly

Front 3

another name for a mollusk shell

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valve

Front 4

father of evolution, traveled studying organisms

Back 4

charles darwin

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the free swimming larva that emerges from the egg in many mollusks

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trochophore

Front 6

internal bids which can help sponges survive harsh conditions; a type of asexual reproduction

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gemmules

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exit opening at the top of the sponge

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osculum

Front 8

name for the middle layer of a mollusk shell

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prismatic

Front 9

needle like structures that make up the skeleton of many sponges

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spicules

Front 10

modified gills present in many aquatic mollusks; feathery or comb like structures used for respiration

Back 10

ctenidia

Front 11

strong muscles which extend between the shelves to tightly hold a bivalves shell closed

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adductor

Front 12

squid, octopus, nautilus, and cuttlefish

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cephalopoda

Front 13

the term mollusk means this

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soft

Front 14

can not move

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sessile

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sensory structures used for light reception

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ocelli

Front 16

sea anemones have this type of symmetry

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radial

Front 17

sponges have this type of symmetry

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asymmetry

Front 18

things change over massive expanses of time due to random mutations

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evolution

Front 19

the term gastropod means this

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“stomach foot”

Front 20

nudibranchs, snails, slugs

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gastropoda

Front 21

a membranous sheath of skin extending from the visceral mass that hangs down on each side of the body, protecting the soft parts

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mantle

Front 22

the giant barrel sponge is nicknamed

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redwood of the reef

Front 23

class of sponges in which the spicules have three or four rays

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Calcarea

Front 24

the extra cellular matrix that acts like glue between the two body layers ; the jelly of a jellyfish

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mesoglea

Front 25

type of asexual reproduction in which an individual divides in half as one side of the polyp pulls away from the other side

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fission

Front 26

term referring to organisms with two different body forms

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dimorphism

Front 27

the end result of strobilation

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ephyrae

Front 28

the simplest form of a sponge

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asconoid

Front 29

the simplest form of a sponge

Back 29

asconoid

Front 30

biggest predator to jellyfish

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sea turtle

Front 31

name for the pores on a sponge

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ostia

Front 32

process in which a polyp can produce many medusae

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strobilation

Front 33

type of asexual reproduction in which knobs of tissue form on the side of an existing polyp

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budding

Front 34

nickname for chironex fleckeri

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sea wasp

Front 35

can steal stinging cells; gastropod

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nudibranchs

Front 36

the most common type of cnidae

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nematocysts

Front 37

body form of a free swimming jellyfish

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medusa

Front 38

head foot

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cephalopod

Front 39

the most venomous animal in the world

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box jelly

Front 40

cnidarian stinging cells

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cnidocytes

Front 41

cnidarian stinging cells

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cnidocytes

Front 42

animals found on rocky marine shorelines with 8 overlapping plates on their dorsal surface

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chitons

Front 43

the large muscular organ mollusks use for locomotion and prey capture

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foot

Front 44

the large muscular organ mollusks use for locomotion and prey capture

Back 44

foot

Front 45

the oldest part of a bivalve shell

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umbo

Front 46

the name porifera means this

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pore bearing

Front 47

motile larva of a jellyfish

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planula

Front 48

clams, oysters, scallops, and mussels

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bivalvia

Front 49

organs that remove metabolic wastes from a mollusks body

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nephridia

Front 50

the nematocyst sensor which triggers the filament to pop out

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cndocil

Front 51

these ‘flowers of the sea’ form symbiotic relationships with clownfish and hermit crabs

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sea anemones

Front 52

these flowers of the sea form symbiotic relationships with clownfish and hermit crabs

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sea anemone

Front 53

what the giant turtle changed to after humans invaded the galapagos

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guava

Front 54

the strongest survive through adaptations

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natural selection

Front 55

the jellylike extracellular matrix of a sponge

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mesophyl

Front 56

a power more amazing than the human mind created life as we know it

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creationism

Front 57

most complex and most common sponge body form in which choanocytes lie in distinct chambers

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leuconoid

Front 58

prokaryotic kingdom not known to cause any disease

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archaebacteria

Front 59

this kingdom contains some members that can cause disease

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eubacteria

Front 60

old spanish word for tortoise

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galapagos

Front 61

mulitcellular eukaryotic kingdom

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plantae

Front 62

chiton class

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polyplacophora

Front 63

pore bearing

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porifera

Front 64

nemopilema nomural

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nomuras jellyfish

Front 65

cubozoa

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box jelly

Front 66

jelly that stung the diver in the video

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irukandji

Front 67

material which composes the inner layer of a mollusk shell

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nacre

Front 68

having male and female reproductive systems

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dioecious

Front 69

CD traveled for five years around the world studyiing organisms on the

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HMS Beagle

Front 70

most venomous mollusk paralyzes prey

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cone snail