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WorksheetsDogfish Shark External Anatomy Interactive Assessment
Total questions: 10
Worksheet time: 17mins
Sharks, including the dogfish shark from the dissection, are members of what vertebrate taxonomic class?
Chondrichthyes (cartilaginous fish)
Osteichthyes (bony fish)
Which of the following structures are found in both cartilaginous fish and bony fish? (select all that apply)
Fins for propulsion
Gills for respiration
Vertebrate backbones
Spiracles to move water across the gills
The fin shown in the image is the tail fin of the dogfish shark. The technical term for the tail fin is the (a) fin.
Identify and describe the function of two external parts of the shark visible from this view of the dogfish shark's body.
Consider textures:
Spiderweb is to silk, as shark skin is to _______.
rubber
leather
sandpaper
wool
The paired structures which pump oxygen rich water across the gills are called (a) .
The images show two critical sensory structures in the dogfish shark. Identify these structures and justify their importance to the shark's lifestyle.
The image shows the underside, or belly, of the dogfish shark. The technical term for this perspective of the shark is the (a) surface.
Identify this example dogfish shark specimen as either male or female. Justify your answer by citing evidence from the image.
Consider the external anatomy of the Great White Shark shown and compare with what you have learned about the external anatomy of the dogfish. Based on this, create a functional definition of the term "shark".
