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