This structure is used to detect vibrations in the water.

Are fish vertebrates or invertebrates?

Lungs are to mammals as _____________ are to fish.

#3 is the ______ fin

Animals that must regulate their body temperature by external means are    animals.

The process in which fish reproduce by laying a large quantity of eggs is .

Hard, moveable plate that covers the gills.

Nerve endings that allow fish to sense vibrations and pressure changes.

This is seen in open ocean fish; their back is dark colored and the belly is pure white

Lampreys and hagfish lack

The feeding mode of lamprey is considered:

Which type of fish is the most primitive?

These cartilaginous fish live on the bottom, lack a stinging spine and lay eggs

A protective egg case used by some sharks and skates is a(n) ? .

The fish that is designed with pores to release slime is the ? .

The rough feel of shark skin comes from placoid scales called ? .

In what CLASS does this species belong?

Which fish class would a lamprey be classified in?

Tiny pores in a shark’s snout and head that sense electric fields generated by potential prey

This increases the surface area for nutrient absorption in a shark

Only male cartilaginous fish have claspers

Which CLASS does this organism belong to?

Which structure is found in Class Chondrichthyes (cartilaginous fish), but not in Class Osteichthyes (bony fish)?

The lobes of the caudal fin in most sharks are:

What are the openings behind the eyes of sharks that allow water to flow over the gills?

What organ do sharks use to increase buoyancy?

Which letter represents the pectoral fin(s)?

What is the purpose of a spiral valve in the intestines of cartilaginous fish?

What is the function of spiracles?

Consider textures:

Spiderweb is to silk, as shark skin is to _______.