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WorksheetsSponges
Total questions: 17
Worksheet time: 51mins
Name
Class
Date
1.
Sponges belong to which group of animals?
a)
Vertebrates
b)
Invertebrates
2.
Most sponges are hermaphrodites. What does this mean?
a)
sponges can produce their own food
b)
sponges can produce both eggs and sperm
c)
sponges cannot reproduce
d)
sponges can swim around
3.
What type of symmetry does a sponge have?
a)
bilateral symmetry
b)
radial symmetry
c)
asymmetrical
4.
What is the name of the phylum sponges belong to?
a)
mammals
b)
chordate
c)
cnidarians
d)
Porifera
5.
___________ are tiny hard particles that give a sponge support and can provide protection when they stick out of a sponge.
a)
spongin
b)
bones
c)
buds
d)
spicules
6.
Sponges have many pores or ______ to circulate water.
a)
osculum
b)
holes
c)
ostia
d)
spongin
7.
cells have sticky, funnel-shaped collar to collect food particles and a flagellum that creates a water current
a)
amoebocyte
b)
ostiocyte
c)
pinacocyte
d)
choanocyte
8.
large opening at the top of a sponge where water exits.
a)
ostia
b)
osculum
c)
orifice
d)
opening
9.
How do sponges obtain food?
a)
filter it from the water
b)
grasp it with tentacles
c)
pry it apart with tube feet
d)
put it in their mouth with jointed legs
10.
The small "hairs" inside the sponge that move water are called...
a)
Flagella
b)
Collar cells
c)
Osculum
d)
Pores
11.
The cells inside the sponge that have flagella (and absorb food) are called...
a)
Collar cells
b)
Flagella
c)
Osculum
d)
Pores
12.
Because sponges cannot move around they are considered ______.
a)
sessile
b)
senile
c)
sedementary
d)
spongin
13.
Asexual sponge reproduction where a piece of the adult sponge breaks off and settles in a new area growing to adulthood.
a)
broadcast spawning
b)
branching
c)
budding
d)
forcast spawning
14.
True/False: Sponges reproduce by both sexual and asexual reproduction.
a)
True
b)
False
15.
The part of the sponge that includes the flagella and the collar is the ________________________ cell.
a)
Mesenchyme
b)
Amoebocyte
c)
Choanocyte
d)
Hermaphrodite
16.
The spongin and spicules make up what in sponges?
a)
digestive tract
b)
skin
c)
stomach
d)
skeleton
17.
Who lives in a pineapple under the sea?
a)
Spongebob Squarepants
b)
Patrick Star
c)
Mr. Krab
d)
Squidward
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