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WorksheetsMarine Inverts Review
Total questions: 20
Worksheet time: 13mins
What is an invertebrate?
An animal with a backbone
A single-celled organism
An animal without a backbone
A animal with complex organ systems
Heterotrophic means...
They create their own energy
They use chemosynthesis to create energy
They use photosynthesis to create energy
They consume other organisms for energy
Invertebrates are animals.
True
False
Which animals belongs to the Phylum Mollusca?
Cuttlefish
Snails
Crabs
Shrimp
Sponges belong to which Phylum...
Echinodermata
Porifera
Arthropoda
Cnidaria
The simplest of all invertebrates are...
Starfish
Jellyfish
Sponges
Corals
This animal exhibits...
Bilateral Symmetry
Radial Symmetry
No Symmetry
The medusa stage of reproduction in jellyfish are...
Free swimming
Attached
Organisms in the phylum Cnidaria contain special stinging cells called...
Stingers
Harpoons
Cnidoblasts
Comb jellies use ___________ to move around.
Flagella
Tails
Cilia
Fins
What does it mean if an organism has a "cosmopolitan distribution?"
They are only found in one location
They migrate
They are found all over
They are endangered
This organism exhibits...
No symmetry
Bilateral symmetry
Radial symmetry
Pseudocoelom means...
No body cavity
False body cavity
True body cavity
What does it mean when an organism is hermaphroditic?
They produce female gametes
They produce both male and female gametes
They produce male gametes
They produce no gametes
Organisms in the phylum Annelida are commonly called...
Round worms
Segmented worms
Ringed worms
Flat worms
Bivalves are in which phylum?
Echinodermata
Mollusca
Arthropoda
Porifera
The largest phylum of invertebrates is...
Mollusca
Annelida
Cnidaria
Arthropoda
Which of the following organisms is NOT in the phylum Echinodermata?
Sea urchins
Sea stars
Sand dollars
Sea cucumbers
All of these organisms are echinoderms
Many echinoderms get around using...
Fins
Tube feet
Tentacles
Flagella
Many cephalopods (like cuttlefish) can change colors to...
Hide from predators
Attract mates
Distract their prey
All of the these
