Shark Trivia Quiz Questions with Answers
How many species of sharks are there?
A: Over 470.
Sharks have keen olfactory senses and some species are able
to detect as little as one part per million of what in seawater?
What type of shark has the longest known gestation period?
A: Dogfish - 18 to 24 months.
Sharks can determine the direction of a scent based on the timing of what?
A: Scent detection in each nostril.
Sharks are fish that have a skeleton made of what?
What species of shark is the smallest with a length of less than 7 inches?
A: Dwarf Lantern Shark.
Sharks typically swim at an average speed of what?
A: 5.0 mph.
When attacking, a typical shark can reach what speed?
A: 12 mph.
With burst speeds up to 31 mph, what is the fastest shark?
A: The shortfin mako.
How far can sharks travel in a day?
A: About 50 miles.
What shark is also the largest fish in the world with a length of up to 39 feet?
A: Whale shark.
Where are sharks are found?
A: All seas and depths of 6,600 ft.
What type of sharks can survive in fresh water?
A: Bull shark and River shark.
Sharks breathe through how many gill slits?
A: Five to seven.
Sharks have several sets of replaceable what?
Before the 16th century sharks were commonly called what?
A: Sea dogs.
How long ago does evidence of sharks exist?
A: From the Ordovician period, 450–420 million years ago.
Most modern sharks can be traced back to about how many
A: 100 million.
Most shark fossils are what?
What are shark teeth made of?
A: Calcium phosphate.
Some species of sharks, like the nurse shark, can pump water across their own gills which allows them to rest where?
A: On the ocean bottom.
Sharks can detect the electromagnetic fields that all
living things produce which helps them do what?
A: Find prey.
Sharks can find prey that are hidden in under the sand by
A: The electric fields they produce.
Among the oldest and most primitive sharks is one named what, from about 370 million years ago?
Mackerel shark teeth fossils date back to what period?
A: Early Cretaceous.
Emerging in the Eocene, one of the most recently evolved shark families is the what?
Early white sharks attained huge proportions and included the now extinct what?
A: C. megalodon.
As with most extinct sharks, C. megalodon is primarily known from its fossil teeth and what?
This giant shark C. megalodon may reached a total length of more than how long?
A: 67 ft.
Instead of being directly affixed to their jaws, sharks teeth are embedded in their gums and are constantly being what?
How many teeth do sharks lose over their life?
A: 30,000 or more.
Sharks replace their teeth anywhere from once every 8 to 10
days to how long
A: Several months.
Most shark species replaced their teeth one at a time, not
an entire row at a time, which is observed in what type of shark?
A: Cookiecutter shark.
Jaws of Sharks jaws are not attached to the what?
How many fins do most sharks have?
Sharks, unlike bony fish do not have swim bladders for what?
Sand tiger sharks store what in their stomachs for use as a swim bladder?
What do most sharks have to do order to breathe?
A: Swim constantly.
How long do most shark species live?
A: 20 to 30 years.
How long can whale sharks live?
A: Over 100 years.