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Cnidaria and Ctenophora

Authored by Melanie Martinez

Biology

11th Grade

Used 36+ times

Cnidaria and Ctenophora
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

To which Class does the Portuguese Man-of-War belong?

Anthozoa

Hydrozoa

Scyphozoa

Cubozoa

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What two traits make Cnidarians more complex than sponges?

Ability to reproduce both sexually and asexually

Ability to move and having a nervous system

Ability to move and reproduce sexually

Ability to produce ciliated larvae and digest food intracellularly

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Immature, eight-armed, free-swimming medusae called ephyrae are formed by

strobilation

budding

gemmulation

meiosis

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

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Which of the following are shared by all Cnidarians?

two germ layers

complex eyes that form images

medusa form

blind gut

radial symmetry

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which body form is exhibited by the organism in this picture?

polyp

medusa

leuconoid

asconoid

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

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Cnidarians reproduce by which of the following methods?

fission

strobilation

budding

internal fertilization

external fertilization

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the nervous system of a Cnidarian called?

central nervous system

nerve net

integrated nervous system

mixed nervous system

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