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Sharks
Sharks
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Basic information on sharks
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
What is the purpose of the placoid scales?
gives signals to find mates
help sharks intimidate prey
help control bacteria
reduce friction in water
2
What color attracts sharks the most?
yellow
blue
red
green
3
What is the shark attack capital of the world?
Myrtle Beach, South Carolina
San Diego, California
New Smyrna Beach, Fl
Perth, Western Australia
4
What animal do sharks kill and not eat?
Green sea turtle
Leopard seals
African penguin
King penguin
5
What is the biggest threat to sharks?
dolphins
other sharks
humans
whales
6
How many shark attacks are there in the U.S. on average per year?
about 10
about 19
about 30
about 5
7
What is the dorsal fin for
Balance
Floating
Propelling
Steering
8
What is a shark's main food source?
fish
seals
dolphins
other sharks
9
How can you tell the difference between boy and girl sharks
Claspers
Livers
Fins
Teeth
10
What covers a shark's eye when they hunt?
synovial membrane
nitrus membrane
nictating membrane
cutaneous membranes
11
What is the lateral lines purpose
Senses vibrations
Breathing
Demi
Kills other fish
12
What shark attacks the most in Florida
Bull shark
Great white
Blacktip
Spinner
13
What is the shark's largest organ?
liver
heart
intestine
lungs
14
What's the livers purpose
Circulates blood
Digests food
Buoyancy
Helps sharks breathe
15
What helps water pass through the gills?
liver
spiracles
mouth
lungs
16
What is the shark's structure made of?
bone
cartilage
muscle
tendons
17
What can a shark's jaw do?
regenerate
shrink in size
detatch from head
grow in size
18
What kingdom are sharks in
Animalia
Fungi
Chordata
Reptillia
19
What shark is known for most attacks in the world
Great white
Bull shark
Tiger shark
Blacktip
20
What is the ampullae of lorenzini
Helps sharks swim
Helps keep shark afloat
Helps digest food
Sense electromagnetic shields
