Exam 25: Aquaculture Identification and Production Management

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Mollusks with shells have a or an __________________ muscle that allows the shell to open and close.

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Correct Answer:
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abductor

A ________________ has 2 shells and is a mollusk.

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bivalve

Match the following terms with the correct definition.
Premises:
breeding or mating in fish
Responses:
ich
scales
gills
Correct Answer:
Verified
Premises:
Responses:
breeding or mating in fish
ich
Free
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_____________________ are mature breeding fish used for breeding and reproduction.

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Match the following terms with the correct definition.
Premises:
caudal fin
Responses:
immature fish over an inch in size
structures that act as lungs as water crosses over them
salt content of water
Correct Answer:
Verified
Premises:
Responses:
caudal fin
immature fish over an inch in size
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Match the following terms with the correct definition.
Premises:
gill cover that divides the head from the trunk
Responses:
tank
fry
expressing
Correct Answer:
Verified
Premises:
Responses:
gill cover that divides the head from the trunk
tank
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List 4 common aquaculture fish species.

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Premises:
the thorax of a fish
Responses:
milt
tank
dissolved oxygen
Correct Answer:
Verified
Premises:
Responses:
the thorax of a fish
milt
(Matching)
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Salt water is considered over 16.5 ppt.

(True/False)
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Match the following terms with the correct definition.
Premises:
large round area that holds water and varies in size
Responses:
operculum
plankton
sac fry
Correct Answer:
Verified
Premises:
Responses:
large round area that holds water and varies in size
operculum
(Matching)
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Match the following terms with the correct definition.
Premises:
outer covering of a fish's body
Responses:
hatchery
mouth brooder
fingerling
Correct Answer:
Verified
Premises:
Responses:
outer covering of a fish's body
hatchery
(Matching)
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List 3 types of food to feed fish.

(Short Answer)
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List 3 water temperatures.

(Short Answer)
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Match the following terms with the correct definition.
Premises:
salinity
Responses:
fin on the back
plant source found naturally in water
gill cover that divides the head from the trunk
Correct Answer:
Verified
Premises:
Responses:
salinity
fin on the back
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The three types of water required by aquaculture species are ________________, ___________________, and ______________________.

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A _______________ has a bony outer shell and may live in or outside of water.

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Match the following terms with the correct definition.
Premises:
gills
Responses:
fin on the tail
gill cover that divides the head from the trunk
fluid build up in body due to a bacteria or virus
Correct Answer:
Verified
Premises:
Responses:
gills
fin on the tail
(Matching)
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Match the following terms with the correct definition.
Premises:
area where fish eggs are fertilized and hatched and adult breeding fish are housed for breeding purposes
Responses:
spawning
mouth brooder
tank
Correct Answer:
Verified
Premises:
Responses:
area where fish eggs are fertilized and hatched and adult breeding fish are housed for breeding purposes
spawning
(Matching)
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Match the following terms with the correct definition.
Premises:
plants that grow in water that has access to sunlight
Responses:
hatchery
spawn
mollusk
Correct Answer:
Verified
Premises:
Responses:
plants that grow in water that has access to sunlight
hatchery
(Matching)
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A bivalve aquatic animal has only one part or half of a shell.

(True/False)
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