Fish were the first....

jawed vertebrates

Which fins are considered paried?

Countershading

These adaptations make a fish more buoyant

Fish have ____ -chambered hearts

Fish have _____-loop blood circulation

Marine bony fishes are __________ regulators

Freshwater fish are ___________ regulators

marine fish consume large amounts of water and have dilute urine

Freshwater fish consume little water and have large amounts of dilute urine

fish smell and taste with the use of ___________ on their taste buds and nostrils.

system of canals that allow fish to sense vibrations

receptor organs that are highly sensitive to vibration and water currents

Which does not describe fish

What fish are in the superclass Agnatha?

96% of all fish belong in this category

these organs detect bioelectric fields generated by surrounding living animals

Which of the following does not describe hagfish?

Which of the following does not describe lampreys?

leave the sea and spend their adult life in freshwater

This fish has three accessory hearts in addition to their main heart.

Class that includes sharks, skates, rays and chimeras

Skeletons of animals from the class Chondrichthyes are made of ....

These shark scales are called

Cartilaginous fish use what type of fertilization?

What is that?

What three terms describe a shark's body plan?

What is the main benefit of the shark's fatty liver?

These red dots and lines show the presence of elector receptors that help sharks identify other organisms bioelectric field and are called....

Gill ______ are used to filter the water for microorganisms.

Rays : __________ :: Skates : _________

Skate or ray?

Skate or Ray?

While lying on the bottom of the ocean, skates and rays draw water into their gills through _______ located on the top of their head.

Benthic : _______ :: Pelagic : _______

______ have venomous spines along or near the base of the tail.

Class of bony fish

Bony fish secrete a mucus that covers their body and acts as an....

Chimaeras are also called which of the following (select three)

shark relative that has a poisonous spine in front of the first dorsal fin on top of their body

The ________ is evidence of the first lung as demonstrated by the lungfish.

type of scale?

type of scale?

Most bony fish have a tail that appears superficially symmetric, also called...

Fish growth is temperature dependent, growing more in _______ temperatures

Most fish are _______ meaning male and female reproductive organs on on separate individuals.

Most bony fish have __________ fertilization.

The egg laying behavior of fish

fish that spend most of their lives in freshwater but spawn in the sea

fish that spend most of their lives in the ocean but move to freshwater to spawn

What are the two smaller classes of bony fish?

largest bony fish in the ocean

Mode of reproduction where the young are born alive from their mother.

Mode of reproduction where the young develop from an egg inside of their mother then are born alive.

Mode of reproduction where the mother will lay an egg and the pup is born from that egg.