Yaisht

An illustration of ancient fish like ostracoderms and lampreys in a prehistoric ocean setting, showcasing their unique features and evolutionary significance.

Explore the Depths of Fish Evolution

Test your knowledge on fish evolution with our engaging quiz focused on ancient aquatic creatures such as ostracoderms, lampreys, and chondrichthyans. Whether you're a student or a fish enthusiast, this quiz challenges you to dive deeper into the fascinating world of vertebrate evolution.

  • 9 thought-provoking questions
  • Multiple choice format
  • Discover interesting facts about marine life
9 Questions2 MinutesCreated by SwimmingFish921
Ostracoderms and Placoderms:
A. Are extinct bony fishes
B. Are extinct amphibians
C. Are members of the Class Chondrichthyes
D. Had bony exoskeletons
E. Are types of conodonts
Lampreys belong to the class:
A. Ostracodermi
B. Petromyzontida
C. Myxini
D. Placodermi
E. Chondrichthyes
Hagfishes are members of the class:
A. Ostracodermi
B. Petromyzontida
C. Myxini
D. Placodermi
E. Chondrichthyes
Sharks, rays and chimeras are members of the class:
A. Ostracodermi
B. Petromyzontida
C. Myxini
D. Placodermi
E. Chondrichthyes
In contrast to placoderms, ostracoderms lacked:
A. jaws
B. Paired pectoral and pelvic fins
C. bone
D. kidneys
E. A and B only
The filter feeding larva of a lamprey is also known as:
A. Ammocoetes larva
B. Planula larva
C. Tornaria larva
D. Trochophore larva
E. Nauplius larva
Eel skin does not come from eels (bony fish) but rather from:
A. lampreys
B. hagfishes
C. sharks
D. rays
E. frogs
The male copulatory organs of chondrichthyan fishes are known as:
A. claspers
B. penises
C. hemipenises
D. aedeagus
E. gonopodia
Vertebrates that lay eggs are considered to be:
A. Viviparous
B. Oviparous
C. Ovoviviparous
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