animal quiz 2--cnidaria and platymlyhenthes

Is this your test? Login to manage it. If not, you can generate a test just like it.

This is a non-interactive preview of the quiz content.

1 point

Sea anemones are:

larvae

eggs

medusas

polyps

1 point

turbellarians : free living ::

tapeworms : free living

flukes : parasitic

planaria : parasitic

cestodes : free living

1 point

Cnidarians are characterized by stinging nematocysts. _________________________

True

False

1 point

Flatworms have bilateral symmetry, three tissue layers, and cephalization. _________________________

True

False

1 point

radial symmetry : cnidarians ::

bilateral symmetry : flatworms

asymmetry : trochophore larvae

asymmetry : annelids

radial symmetry : humans

1 point

Most flatworms are not parasitic. _________________________

True

False

1 point

Many cnidarians have two distinct life stages called

egg and adult.

polyp and medusa.

gametophyte and sporophyte.

egg and larva.

1 point

Cnidarians defend themselves with polyps. _________________________

True

False

1 point

Which of the following statements about tapeworms is false?

Tapeworms can infect a person who eats improperly cooked beef.

Tapeworms can grow to be large in human intestines.

Tapeworms belong to the genus Schistosoma.

Tapeworms do not have a digestive system.

10.

1 point

Tapeworms have no need for a digestive system because

coelom is bathed in blood and oxygen

spherical body shape allows diffusion of materials into tissues

they dont eat anything

they are parasitic

Home Features Pricing FAQs Legal Sample Tests Build a Test Login/Sign Up