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Unit #8 Quiz #4:
2012-2013
«12th»
Grade:
Aquatic Science
Subject:
«03/21/2013»
Date:
1
When considering respiration, a stingray uses spiracles
and _____________ the breathe.
A
Ram ventilation
B
Nictitating membrane
C
Two-pump ventilation
D
Ampullae of lorenzini
2
All of the following are types of chondrichthyes,
EXCEPT:
A
Holocephali
B
Chimera
C
Porifera
D
Squaloid
3
All of the following are generated by the same types of
cells that create placoid scales, EXCEPT:
A
Dorsal spine on a dogfish
B
Spiracles
C
Defensive spines on a skate
D
Teeth
4
A shark's hyostylic jaw:
A
Allows sharks to displace so much water when it opens its mouth
that is sucks prey towards it
B
Allows for ample room for newly generated teeth to protrude into the
mouth & function as barbs to catch prey
C
Allows sharks to vary the position of their jaw/teeth depending on its
prey
D
Allows larger sharks to slowly exsanguinate small prey
5
All of the following are true about squaloid sharks,
EXCEPT:
A
They have relatively small brains
B
They are dominant carnivores
C
They mostly live in cold, deep waters
D
Examples are dogfish, megamouth, and cookie-cutter sharks
6
The tiger shark has which type of caudal fin:
A
homocercal
B
heterocercal
C
dorsal prominent
D
ventral prominent
7
Which of the following is NOT a characteristic of
Chimeras
A
They are pelagic hunters
B
They have 6 teeth that are permanent and used for
grinding shelled inverts
C
They have only a single gill slit
D
They have fewer organs than a shark or a ray.
8
All of the following are TRUE when considering skates, EXCEPT:
A
Skates have an elongated nose, where are rays are usually round at
their most anterior.
B
Skates have poisonous barbs that cover their dorsal side
C
Skates are general smaller than rays
D
Skates generally are oviparous
9
Sharks, such as great white sharks, will compete with each other in the womb,
with the most dominant pup killing and consuming its brothers and sisters.
This type of gestation is called:
A
Oviparity
B
Ovoviviparity
C
Cannibalistic viviparity
D
Placental viviparity
10
The amplified lateral line on a shark is able to detect
changes in water movement up to ___________ away
A
1 meter
B
10 meters away
C
50 meters away
D
100 meters away
11
The bluefin tuna has which type of caudal fin:
A
homocercal
B
heterocercal
C
dorsal prominent
D
ventral prominent
12
Chondrichthyes use which of the following to help with bouyancy.
A
oil-filled liver
B
gas bladder
C
swim bladder
D
blubber
13
Which of the following does NOT shed many teeth in its lifetime
A
Tiger Shark
B
Manta Ray
C
Chimera
D
Great White Shark
14
All of the following are true when considering shark
teeth, EXCEPT:
A
The rows of teeth are even and symmetrical
B
The teeth are generated by the same type of cells that generate the
placoid scales
C
The teeth of sharks are constantly replaced throughout its entire
lifetime
D
The shape of the sharks teeth is determined by what that species of
shark has developed to eat
15
The majority of chondrichthyes reproduce through
A
oviparity
B
viviparity
C
cannibalistic vivipary
D
placental vivipary
16
Which of the following is an analogous structure when considering the oilfilled liver of a chondrichthyes:
A
the lateral line in ray-finned fish
B
the thick pectoral fins of lobe-finned fish
C
the swim/gas bladder of ray-finned fish
D
the poisonous spinous dorsal fin of a ray-finned fish
17
Ampullae of Lorenzini detects
A
chemicals
B
electric fields
C
pressure
D
temperature changes
18
Which of the following forms of gestation does NOT involve an egg:
A
Uterine vivipary
B
Oviparity
C
Yolk-sac vivipary
D
Both B & C
19
The chondrichthyan in the picture most likely eats:
A
large mammal
B
small fish
C
plankton
D
shellfish
20
Many sharks must constantly move so that they can continually wash
oxygenated water over their gills. These sharks have which of the following
respiratory systems:
A
Two Pump
B
Ram Ventilation
C
Spiracles
D
Lobed Lungs
21
Cetaceans (dolphins/whales) look a lot like
chondrichthyes, these similar structures are
A
homologous
B
evolutionary
C
analogous
D
caudal fins
22
Both subclasses of chondrichthyes had their radiation event:
A
Cambrian
B
Devonian
C
Cretaceous
D
Tertiary
23
All of the following are true about chondrichthyes and buoyancy, EXCEPT:
A
Many sharks have heterocercal caudal fins, which pushes them
upwards in the water with each tail stroke.
B
The cycloid scales on a shark create significant drag so that the fast
moving shark doesn’t lose control during bursts of speed.
C
Many chondrichthyes has an oil-filled liver that significantly reduces
their weight in the water.
D
All chondrichthyes have a cartilaginous skeleton, which is less dense
than bone.
24
True or False: The class chondrichthyes includes
the largest animals to ever exist on the planet.
True
False
25
Chondrichthyes have ______________ scales.
A
Placoid
B
Ganoid
C
cycloid
D
ctenoid
26
Which of the following is NOT associated with the
visual system of chondrichthyes:
A
The visual systems are well developed for hunting at night
B
The tapetum lucidum amplifies limited light by
reflecting the incoming light throughout the eye
C
The nictitating membrane functions as a transparent
3rd eye lid for additional protection & clearing debris
D
The Ampullae of Lorenzini assists in the detection of
light particles during times of limited
light & cloudy water
27
Shark teeth that are broad & serrated are found in
sharks that hunt:
A
large mammals
B
small fish
C
plankton
D
shellfish
28
Why are sharks and dolphins considered analogous:
A
Both groups of organisms move their caudal fins/tails in the same up
& down direction to move them forward.
B
Both groups of organisms have a fusiform body, but do not have the
same ancestors
C
Both groups of organisms have prominent dorsal fins because of
their close ancestry.
D
Both groups of organisms have rows of teeth because of their close
ancestry.
29
Sharks have a very streamline shape that is called:
A
Coelomate
B
Psuedocoelomate
C
Pentameric
D
Fusiform
30
All of the following are TRUE when considering rays, EXCEPT:
A
Rays are poisonous
B
The tail of a ray is very thin and flexible when compared to that of a
skate
C
Rays are predominantly oviparous
D
Some rays can be as large as 25 feet across and weight 3,000
pounds
31According to the IUCN Red List, Manta Rays are considered ________ .
A
Extinct
B
Extinct in the wild
C
Least Concern
D
Vulnerable
32
A ghost shark is a:
A
Shark
B
Ray
C
Skate
D
Chimera
33
Tiger sharks are known for eating:
A
Baleen whales
B
Humans
C
Penguins and flighted birds
D
Anything and everything
34
The giant stingray was discovered in:
A
1776
B
1952
C
2004
D
2011
35
Great white sharks use ________ for respiration.
A
Ram ventilation
B
Two-pump ventilation
C
Spircales
D
Spiracles and two- pump ventilation
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