Quiz about Major Phyla

Question 1

Which animal phylum does this organism belong to?

Accepted Answer

chordates

Answer

annelids

Answer

arthropods

Answer

mollusks

Question 2

Which animal phylum does this organism belong to?

Accepted Answer

cnidarians

Answer

annelids

Answer

arthropods

Answer

mollusks

Question 3

Identify this animal.

Accepted Answer

cnidarian

Answer

sponge

Answer

roundworm

Answer

flatworm

Question 4

Birds belong to which phylum?

Accepted Answer

Chordata

Answer

Reptile

Answer

Arthropod

Answer

Amphibian

Question 5

Sea sponge belong to which phylum?

Accepted Answer

Porifera

Answer

Mollusc

Answer

Echinoderms

Answer

Cnidarians

Question 6

Sea urchin belong to which phylum?

Accepted Answer

Echinoderms

Answer

Mollusc

Answer

Porifera

Answer

Cnidarians

Question 7

Squid belong to which phylum?

Accepted Answer

Mollusk

Answer

Fish

Answer

Chordata

Answer

Cnidarians

Question 8

Which of the following is a characteristic feature of the phylum Arthropoda?

Accepted Answer

Exoskeleton made of chitin

Answer

Presence of a notochord

Answer

Radial symmetry

Answer

Water vascular system

Question 9

Which phylum does the organism 'jellyfish' belong to?

Accepted Answer

Cnidaria

Answer

Mollusca

Answer

Annelida

Answer

Echinodermata

Question 10

What is the primary distinguishing feature of the phylum Mollusca?

Accepted Answer

Soft body often protected by a hard shell

Answer

Segmented body

Answer

Jointed appendages

Answer

Presence of a water vascular system

Question 11

Which phylum is known for having organisms with a water vascular system?

Accepted Answer

Echinodermata

Answer

Chordata

Answer

Arthropoda

Answer

Nematoda

Question 12

In which phylum would you classify a sea star?

Accepted Answer

Echinodermata

Answer

Cnidaria

Answer

Mollusca

Answer

Arthropoda

Question 13

Which of the following phyla includes organisms that are primarily filter feeders?

Accepted Answer

Porifera

Answer

Platyhelminthes

Answer

Nematoda

Answer

Annelida

Question 14

Which phylum is characterized by organisms having a notochord at some stage of their life cycle?

Accepted Answer

Chordata

Answer

Arthropoda

Answer

Mollusca

Answer

Echinodermata

Question 15

Which phylum includes organisms that are known for their radial symmetry and tentacles with stinging cells?

Accepted Answer

Cnidaria

Answer

Annelida

Answer

Mollusca

Answer

Chordata

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