FISH TEST

Countershading is a type of camouflage where

• the dark color is ventral; the lighter color is dorsal

• the dark and light colors are spread randomly

• the dark color is the only color

• the dark color is dorsal; the lighter color is ventral

Fish belong to the phylum

• Vertebrata

• Osteichthyes

• Eukarya

• Chordata

A fish has _____ heart chambers.

• 1

• 2

• 3

• 4

Pelvic fins MAINLY help

• propel the fish forward

• turn and change position vertically

• protect the fish

• stabilize and keep fish from rolling

The caudal fin of fish mainly

• propels the fish forward

• turns the fish

• balances the fish

• controls the up and down movements

The function of the lateral line is to

• sense movements

• sense vibrations

• sense pressure differences

• all of these

A backbone or spinal column is made up of smaller bones called

• chordates

• vertebrae

• hyphae

• amebae

Tags

NGSS.MS-LS4-2

What is the function of gills in fish?

• absorbing carbon dioxide
• assisting in food digestion
• protecting a fish's lungs
• taking in dissolved oxygen

Tags

NGSS.MS-LS2-1

How many groups of jawed fishes still exist today?

• one
• two
• three
• four

Chondrichthyes have skeletons made of

• chitin
• bone
• cartilage
• keratin