Invertebrate Exam

Name the difference between terrestrial vs marine arthropods.

• Marine arthropods have gills vs terrestrial arthropods.

• Marine arthropods are larger than terrestrial arthropods

• None of the above is correct

• Both a & b are correct.

Tags

NGSS.MS-LS4-2

Which of these best describes how members of phylum Porifera eat?

• They lure prey in with bio-luminescent chemicals.

• They sting and stun prey that come near their pores.

• They filter-feed by pumping water through their many chambers.

• They trap small bits of food in the cilia near their mouth.

Which of these statements BEST describes why sponges are considered to be one of the simplest animals in the animal kingdom?

• Sponges lack a brain, muscles, nervous system, and appendages

• Sponges do not hunt for prey

• Sponges are considered to be one of the oldest living organisms

• Sponges are sessile (cannot move)

Look at the following sponges. The large opening at the top with the arrow is called the...

What phylum is this animal?

• Platyhelminthes

• Nematoda

• Nemertea

• Annelida

Tags

NGSS.MS-LS4-2

This is a muscular structure used for locomotion in mollusks like the garden snail.

• a. foot

• b. mantle

• c. radula

• d. shell

What is the function of the radula?

• a. it produces a calcium rich substance that makes up the shell of the animal

• b. it rips and shreds food

• c. it provides support and structure to the animal

• d. to circulate blood throughout the animal's body

What advantage do mollusks without shells have over mollusks that have shells?

• a. they can move more quickly in their environment

• b. they can camouflage more easily

• c. they can store nutrients that would have been used to produce the shell

• d. they can sense danger more effectively

Octopi have all of the following evolutionary advantages except ____.

• an inner shell that provides support and structure

• intelligence

• ability to camouflage by changing the color and texture of its skin

• strong muscular tentacles

Tags

NGSS.MS-LS4-4

Tube feet help echinoderms do all of the following except:

• swim away from predators

• pry open the shells of other animals

• sense the environment around the animal

• catch and crush prey