A) Carcharhinus leucas B) Sphyrna mokarran C) Galeocerdo cuvier D) Isurus oxyrinchus
A) 5-7 feet B) 20-25 feet C) 1-3 feet D) 10-14 feet
A) Tropical and temperate waters B) Polar waters C) Deserts D) Freshwater rivers
A) Near Threatened B) Critically Endangered C) Least Concern D) Extinct
A) Habitat destruction B) Alien invasion C) Climate change D) Overfishing
A) 7 B) 3 C) 1 D) 5
A) Vegetarian Sharks B) Elegant Predators C) Speed Demons D) Garbage Cans of the Sea
A) Group coordination B) Speed chasing C) Loud vocalizations D) Stealth and ambush
A) Sphyrnidae B) Galeocerdonidae C) Carcharhinidae D) Hexanchidae
A) Its dark stripes resembling a tiger's pattern B) Its large size C) Its aggressive behavior D) Its ability to swim fast
A) Great white sharks B) Sperm whales C) Orcas (killer whales) D) Dolphins
A) They are long and needle-like. B) They have very sharp, pronounced serrations with sideways-pointing tips. C) They lack serrations. D) They are flat and smooth.
A) 8 to 10 meters B) 1 to 2 meters C) 3.5 to 4.7 meters (11 ft 6 in – 15 ft 5 in) D) 5 to 6 meters
A) Tiger shark B) Bull shark C) Hammerhead shark D) Great white shark
A) Bethany Hamilton B) Fiona Ayerst C) A University of Miami researcher D) Mark Addison
A) It varies by region, with some growing close to twice as fast as others. B) All grow at a uniform rate regardless of region. C) They all grow slowly and uniformly. D) Growth rates are fastest in cold waters.
A) Lamniformes B) Hexanchiformes C) Carcharhiniformes D) Orectolobiformes
A) Brightly colored reefs B) Dark backgrounds C) Rocky surfaces D) Sandy bottoms
A) Blending B) Disguise C) Mimicry D) Countershading
A) Man-eater shark B) Sea ghost C) Ocean giant D) Deep dweller
A) Cryptic coloration B) Electric fields C) Rapid swimming speed D) Bioluminescence
A) He classified it under a different genus. B) He discovered the first fossil of a tiger shark. C) He was the first to describe its behavior. D) The species name honors him.
A) Magnetic fields B) Wind patterns C) Warmer currents D) Sound waves
A) White or light-yellow B) Black C) Red D) Dark green
A) Only rays B) Only marine mammals C) Other sharks, including sandbar sharks D) Only smaller fish
A) Bioluminescent organs B) Larger pupils C) A reflective layer called the tapetum lucidum D) Color-changing skin
A) Five B) Three C) Two D) Four
A) Bull shark B) Hammerhead shark C) Tiger shark D) Whale shark
A) Red Sea. B) Great Barrier Reef, Australia. C) Olowalu, Hawaii. D) Galapagos Islands, Ecuador.
A) Males live longer than females. B) Females are generally larger than males. C) Females have a different color pattern. D) Males have sharper teeth than females.
A) Round B) Somewhat wedge-shaped C) Triangular D) Square
A) Camouflage B) Speed burst C) Sedation D) Electric discharge
A) International Union for Conservation of Nature. B) United Nations Environment Programme. C) Greenpeace International. D) World Wildlife Fund.
A) Bethany Hamilton B) A University of Miami researcher C) Mark Addison D) Fiona Ayerst
A) Electroreception B) Bioluminescent signals C) Echolocation D) Their snout for prodding
A) Moveable upper eyelids B) Hardened corneas C) Transparent scales D) A nictitating membrane
A) Seaweed B) Freshwater fish C) Plankton D) Dead manta rays |