Shark Flashcards
(27 cards)
What is the primary function of a shark’s dorsal fin?
To stabilize the shark while swimming.
True or False: Sharks have a swim bladder.
False
Fill in the blank: The _______ is the part of the shark that contains its brain.
head
What is the function of a shark’s gills?
To extract oxygen from water.
Which body part helps sharks to detect electrical fields in the water?
Ampullae of Lorenzini
What is the name of the hard, tooth-like structures covering a shark’s skin?
Dermal denticles
Multiple Choice: Which part of the shark is primarily responsible for propulsion?
C. Caudal fin
What is the purpose of a shark’s pectoral fins?
To aid in steering and lift.
True or False: Sharks possess a skeletal structure made of bone.
False
Fill in the blank: The _______ is the part of the shark that helps it to maintain buoyancy.
liver
What structure allows sharks to sense vibrations in the water?
Lateral line system
What is the function of the shark’s snout?
To house the mouth and sensory organs.
Multiple Choice: Which organ is used for digestion in sharks?
B. Stomach
True or False: Sharks have a single, large heart.
True
Fill in the blank: The _______ is the shark’s tail fin.
caudal fin
What is the primary purpose of a shark’s anal fin?
To stabilize during swimming.
What is the term for the openings on the sides of a shark’s head that are used for breathing?
Gill slits
Multiple Choice: Which part of a shark allows it to capture prey?
A. Mouth
What type of teeth do sharks have?
Sharp and serrated teeth.
True or False: Sharks can regrow lost teeth.
True
Fill in the blank: The _______ is the part of a shark that helps it sense chemicals in the water.
nose
What is the role of the shark’s cloaca?
To excrete waste and release eggs or sperm.
Which body part is responsible for the shark’s streamlined shape?
Body shape
What is the function of the shark’s teeth?
To grasp and cut prey.
