unit #7 quiz #5
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Unit #7 Quiz #5. Grade:. «grade». «subject». Subject:. «date». Date:. 1. The tiger shark has which type of caudal fin:. A. homocercal. B. heterocercal. C. dorsal prominent. D. ventral prominent . 2. All of the following are in the subclass of Elasmobrachii, EXCEPT:. A. sharks. - PowerPoint PPT PresentationTRANSCRIPT
Unit #7 Quiz #5
Grade:«grade»
Subject:«subject»
Date:«date»
1 The tiger shark has which type of caudal fin:
A homocercal
B heterocercal
C dorsal prominent
D ventral prominent
2 All of the following are in the subclass of Elasmobrachii, EXCEPT:
A sharks
B rays
C chimeras
D skates
3 Using the phylogenetic following tree, which of the following true about placoid scales:
A Placoid scales can be found on any species more advanced than chondrichthyes
B Placoid scales can be found on any species less advanced than chondrichthyes
C Placoid scales can be found on chondricthyes, but no other organisms on this chart
D Placoid scales can be found on any organism that has gills
4 Both subclasses of chondrichthyes had their radiation event:
A Cambrian
B Devonian
C Cretaceous
D Tertiary
5 A shark with the following type of teeth most likely eats
A large fish or mammals
B small, schooling fish
C clams and bivalves
D krill and plankton
6 Scientists have discovered scales of chondrichthyes that date back to the ____________ period.
A Cambrian
B Silurian
C Ordovician
D Quaternary
7 Which of the following is NOT a characteristic of Chimeras
A They have 6 teeth that are constantly replaced
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 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
9 Chondrichthyes use which of the following to help with bouyancy.
A oil-filled liver
B gas bladder
C swim bladder
D blubber
10 Chondrichthyes have ______________ scales.
A Placoid
B Ganoid
C cycloid
D ctenoid
11 Which of the following does NOT shed many teeth in its lifetime
A Tiger Shark
B Manta Ray
C Chimera
D Great White Shark
12 A shark with the following type of teeth most likely eats
A large fish or mammals
B small, schooling fish
C clams and bivalves
D krill and plankton
13 Cladoselache was an important chondrichthian fossil because:
A its dorsal fins were used to walk across the bottom of the ocean
B it had heterodont dentition
C it was the first example of a species with a rostrum
D it had ligamentous teeth arranged in a whorl-shape arrangement
14 True or False: The class chondrichthyes includes the largest animals to ever exist on the planet.
True
False
15 A spiracle on a sting ray is located
A near the nostrils
B behind the eyes
C in the middle of the back
D directly anterior of the caudal fin/tail
.
16 Which of the following is used to help nocturnal hunters like sharks see well even in limited light:
A melanin
B nititating membranes
C lateral line
D tapetum lucidum
17 A shark with the following type of teeth most likely eats
A large fish or mammals
B small, schooling fish
C clams and bivalves
D krill and plankton
18 Which of the following is TRUE about the feature circled on the following phylogenetic tree:
A These traits can be found only in the group Agnatha
B These characteristics can be best seen in Chondrichthyes
C These traits only apply to Myxini (hagfish)
D These traits are connected to all organisms on this chart
19 Which of the following does NOT shed many teeth throughout its lifetime
A Great White sharks (Elasmobranchii)
B Tiger sharks (aggressive)
C Greenland sharks (slow moving)
D Ghost fish (chimera)
20 Which of the following is NOT a description of squaloid sharks?
A they have relatively small brains
B they tend to live in colder waters
C their total numbers are more diverse than neoselachii
D they tend to live in deeper waters