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Sponges/Cnidarians

Authored by Rick Cahoon

Biology

9th - 12th Grade

NGSS covered

Used 153+ times

Sponges/Cnidarians
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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

I have a digestive cavity with one opening, and have tentacles.  I am a hydra.

Echinoderm
Cnidarian
Arthropod
Mollusk

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which phylum is mainly asymmetrical?

cnidaria
porifera (sponges)
echinodermata
arthropoda

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

These organisms all have nematocysts.

cnidaria
mollusca
arthropoda
porifera

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What filters food and eliminates waste from the water it lives in?

sponge
segmented worm
arthropod

Cnidarian

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sponges use pores to 

move from place to place.
filter food from the water.
defend themselves.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cnidarians have what kind of symmetry?

Radial
Bilateral
Asymmetrical

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nematocysts (stinging cells) are used for...

Defense
Catch organisms for food
Both of these

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