Feeding, Digestion & Internal Regulation of Fishes
Circulatory, Respiratory & Nervous systems
100
This class of fishes is made of two genus of fishes both of whom are shaped like snakes.
What is Class Agnatha?
100
Most open water, schooling fishes use this type of coloration.
What is countershading?
Bonus (100 points): What is one reason fish school?
100
This body part increases buoyancy bony fishes making swimming easier.
What is the swim bladder?
100
Most sharks are carnivorous. One exception is this fish which is a filter feeder.
What is the whale shark, basking shark, or megamouth shark?
100
All fishes have a heart with this many chambers.
What is two?
200
The name for this class of fishes literally means "bony fish".
What is Class Osteichthyes?
200
Many demersal fish utilize this coloration so they blend in better.
What is cryptic coloration?
200
Most sharks and open water fishes have this body type in order to increase their swimming speed.
What is streamlined or spindle-shaped?
Bonus(200 points): How do these fish swim?
200
Marine fishes live in water saltier than their blood. Therefore they have to control the tendency for water to do this.
What is leave their body?
200
Oxygen enters the blood in the gills of fishes through this process.
What is diffusion?
300
Sharks, skates, rays, and these creatures make up Class Chondrichthyes.
What are ratfishes?
300
Fishes that are trying to caution predators about their poisonous nature or bad taste use this type of coloring pattern.
What is warning coloration?
300
Reef fishes tend to swim with these so they are more precise in their movements when trying to feed.
What are their fins?
300
Cartilaginous fishes maintain their internal environment by increasing their "saltiness" In order to do so, they accumulate this material within their tissues and blood.
What is urea?
300
There are three types of blood vessels. These are common throughout the gills of fishes in order to increase gas exchange.
What are capillaries?
400
In the following sentence, is it most appropriate to use the word "fish" or "fishes"?
The pod of dolphins worked to separate the school of (fish/fishes) so they would have an easier time eating them.
What is "fish"?
400
The majority of territorial reef fishes use this coloration to confuse their predators.
What is disruptive coloration?
400
Cartilaginous fishes that are dorsoventrally flattened most likely live in this zone of the ocean.
What is the benthic zone?
Bonus: What word do we use to describe fishes that live in this zone? (extra 400 points if correct)
400
This term is used to refer to fishes that feed primarily on algae, some of which have teeth that are fused together to form a beak-like structure.
What is grazer?
400
fishes feature a variety of sense organs. The sense organ that detects vibrations in the water is known as this.
What is the lateral line?
500
Since all fishes are vertebrates, they share the three main characteristics of subphylum Vertebrata: a spinal cord, bilateral symmetry, and this.
What is an endoskeleton?
500
These cells are used to control the coloration of a fish.
What are chromatophores?
500
Remoras, or sharksuckers, attach to whales, sharks, turtles ans many types of large fishes using a large sucker on top of their heads. This body part is what evolved into that sucker.
What is the dorsal fin?
500
This digestion organ can make up to 20% of a shark's body weight and aids them in their ability to stay afloat.
What is the liver?
500
The efficiency of oxygenation within the gills in increased by water flowing over the gills in the opposite direction to the blood. This adaptation is known as what?
What is the countercurrent exchange or countercurrent system of flow?