Classes of Fish
Fish
Anatomy
Amphibians
Orders of Amphibians
100

How many major groupings of fish are there?

Three.

100

What organ is responsible for gas exchange in fish? 

Gills

100
How many fewer chambers are in a fish's heart compared to an amphibians heart?
One.
100
Amphibians: Warm or cold blooded?
Cold blooded.
100
How many orders of amphibians are there?
Three.
200

Sharks are in which class?

Cartilaginous fish (Chondrichthyes)

200
How do fish reproduce?
By laying eggs.
200

What determines the blood temperature of a fish? 

The surrounding water

200

What are the three major groups of amphibians? 

Frogs/Toads

Salamanders/Newts

Caecilians 

200

What is the eating habit of the Anura (frogs and toads)?

Omnivore.

300

What is the most primitive class of fish?

Jawless fish (Agnatha)

300

What is the most diverse grouping of fish? 

Osteicthyes -Bony Fish

300

What is "fusiform" a type of? 

Fish body shape

300

What does the amphibian double life mean? 

Life cycle in water and land. 

300
What order of amphibians is tailless?
Anura.
400
What organ maintains buoyancy in bony fish?
Swim bladder.
400

What is the gill chamber protected by, covering and opening and closing to move water?

Operculum 

400

Name the three respiratory surfaces that amphibians have.

Lungs, gills, mucus-moistened skin.

400
What are two reasons that cause the decline of amphibians?
Pollution and poor state of the environment.
400
Name two differences between frogs and salamanders

Varying: Tails, life cycle, etc. 

500
What structure do sharks use to sense movement in water?
Lateral Line.
500

What process must fish regulate in order to maintain the correct concentration of solutes (salts) in their blood? 

Osmosis

500
Why do amphibians have one ventricle?
Deoxygenated and oxygenated blood are mixed.
500
At which stage are amphibians mostly herbivores?
When they are tadpoles.
500

These are legless amphibians (AKA limo slugs) 

Caecilians 

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