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Simple Marine Animals And Cnidarians 1
Test Description: Review game for test on 11/11/14
Instructions: Answer all questions to get your test result.
1) The jellyfish's umbrella-shaped structure is the ________________.
A
filter feeders
B
polyp
C
hydroid
D
medusa
2) The stinging cells inside tentacles are called _______________.
A
polyp
B
medusa
C
cnidoblast
D
zooxanthellae
3) An adult sea anemone lives as an attached ____________.
A
larval
B
polyp
C
benthic
D
medusa
4) The name of the algae that live inside coral polyps is ____________________.
A
zooxanthellae
B
larval
C
medusa
D
benthic
5) The Portuguese man-of-war is a dangerous colonial _____________.
A
polyp
B
medusa
C
benthic
D
hydroid
6) Sponges often have a rigid structure due to their ____________________.
A
larval
B
exoskeleton
C
medusa
D
polyp
7) An animal's early, free-living stage is called a ___________________.
A
benthic
B
exoskeleton
C
filter feeder
D
larval
8) Animals that strain tiny food from the water are ______________________.
A
exoskeleton
B
larval
C
filter feeders
D
benthic
9) Water is pumped out of a protozoan by its _____________________.
A
medusa
B
benthic
C
contractile vacoule
D
exoskeleton
10) Bottom-dwelling organisms are referred to as ______________________.
A
polyp
B
larval
C
medusa
D
benthic
11) The ameboid movement of protozoans is carried out by their
A
mesoglea
B
zooxanthellae
C
nerve net
D
nematocysts
12) A jellyfish responds to external stimuli through use of its
A
pseudopods
B
spicules
C
flagella
D
cilia
13) The sponge is considered a simple animal because it
A
lives on the bottom of the ocean
B
is generally small
C
filter feeds
D
lacks a high degree of specialization
14) The group of marine protozoans that lack microscopic hairs is the
A
sponges
B
amebas
C
ciliates
D
flagellates
15) A good place to find sponges locally is
A
respiration
B
ingestion
C
locomotion
D
excretion
16) A life function carried out by protozoans but not by sponges is
A
under the sand
B
floating on the ocean surface
C
attached to the bottom of a wharf piling
D
in the upper intertidal zone
17) The inability of a sponge to make rapid, reflex movements is due to its lack of
A
method of ingestion
B
mechanisms for respiration
C
contractile tissue
D
nervous system
18) Protozoans are classified into three groups based on their being either ameboid, ciliates, or
A
flagellated
B
sessile
C
planktonic
D
larval
19) Water and wastes exit a sponge's body through its
A
osculum
B
ostia
C
myocytes
D
amebocytes
20) Inside each stinging cell of an anemone is a coiled thread with a bard at the end, called a
A
nematocyst
B
zooxanthellae
C
cilia
D
cnidoblast
*select an answer for all questions
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