WorksheetsPhyla Quiz
Total questions: 15
Worksheet time: 9mins
Zoologists have named more than ________ species of animals.
1.5 million
1.5 billion
1.5 trillion
1.5
Animals are divided into approximately ___ phyla, based on the complexity of their body.
34
94
54
44
What percentage of all animal species are invertebrates?
3%
82%
94%
0.03%
What percentage of all animal species are Arthropods?
82%
94%
3%
0.03%
What percentage of all animals are int he phylum Chordata?
3%
8%
9%
33%
Although mammals are the most commonly thought of animal, this is the percent that actually make up the entire animal kingdom.
0.01%
1%
3%
0.03%
Phylum Porifera refers to
sponges
jellyfish
sea anemones
coral
Phylum Cnidaria includes all of the following except
sponges
jellyfish
sea anemones
coral
Phylum Platyhelminthes refers to
flatworms
roundworms
snails
slugs
Phylum Nematoda focuses on
flatworms
roundworms
snails
earthworms
Phylum Mollusca includes which of the following? Select all that apply.
snails
slugs
clams
octopuses
squid
Phylum Annelida include which of the following? Select all that apply.
flatworms
earthworms
roundworms
leeches
Phylum Arthropoda includes which of the following? Select all that apply.
insects
arachnids
crustaceans
jellyfish
Phylum Echinodermata includes all of the following except
sea stars
sea urchins
sand dollars
clams
Phylum Chordata includes which of the following organisms? Select all that apply.
fish
amphibians
reptiles
birds
mammals
