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