A) Cartilaginous skeleton B) Operculum (gill cover) C) Bony skeleton D) Scales similar to bony fish
A) Anal fin B) Dorsal fin C) Pectoral fin D) Caudal fin
A) To expel waste B) To draw water into the gills C) To sense vibrations D) To detect electrical fields
A) Ctenoid scales B) Dermal denticles C) Cycloid scales D) Ganoid scales
A) Pelvic fin B) Dorsal fin C) Pectoral fin D) Caudal fin
A) Luminous organs B) Cephalofoil C) Spines on dorsal fin D) Barbels
A) Nictitating membrane B) Lateral line C) Spiracle D) Ampullae of Lorenzini
A) Protection of the eye B) Sound detection C) Olfactory reception D) Depth perception
A) Oviparity B) Parthenogenesis C) Viviparity D) Ovoviviparity
A) Squalidae B) Mitsukurinidae C) Lamnidae D) Carcharhinidae
A) Presence of barbels B) Extremely large size C) Bioluminescence D) Elongated snout with lateral teeth
A) Orectolobidae B) Lamnidae C) Squalidae D) Carcharhinidae
A) Plankton B) Seals C) Squid D) Fish
A) Hexanchidae B) Orectolobidae C) Rhincodontidae D) Squatinidae
A) Flattened body B) Elongated snout C) Six gills D) Spiraled intestines
A) Five B) Six C) Four D) Seven
A) Carcharodon carcharias (Great white shark) B) Hexanchus griseus (Sixgill shark) C) Sphyrna lewini (Scalloped hammerhead) D) Rhincodon typus (Whale shark)
A) Asexual B) Ovoviviparous C) Viviparous D) Oviparous
A) A shark's heart B) A shark's stomach C) A shark's kidney D) An egg case of some shark species
A) Basking shark B) Bull shark C) Tiger shark D) Mako shark
A) Detecting vibrations in the water B) Detecting electrical fields C) Sense of smell D) Sense of taste
A) Hammer-shaped B) Saw-shaped C) Torpedo-shaped D) Flattened
A) Balance B) Defense C) Sensing prey D) Reproduction
A) Reef shark B) Thresher shark C) Lemon shark D) Nurse shark
A) Great white shark B) Mako shark C) Hammerhead shark D) Bull shark
A) Polyphyodont B) Monophyodont C) Diphyodont D) Oligodont
A) Camouflage B) Defense against parasites C) Attracting mates D) Temperature regulation
A) Orectolobus maculatus B) Cetorhinus maximus C) Squalus acanthias D) Galeocerdo cuvier
A) Hammer-shaped head B) Spotted patterns C) Deep-sea bioluminescence D) Large mouth and filter-feeding behavior
A) Number of dorsal fins B) Harness-like markings C) Shape of caudal fin D) Presence of an anal fin |