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Total questions: 21
Worksheet time: 14mins
What kingdoms can Eukaryotic cells be divided into?
Plants
Animals
Fungi
Protists
All of the above
Algae is a plant.
True
False
The only organisms on Earth that has a clear cell wall made of silica are
(a)
Dinoflagellates have
2 flagella
Plates made of cellulose
Reaction chambers for bioluminescence
All of the above
Zooxanthellelae are dinoflagellates
True
False
Foraminiferans have
Several chambers
Have pseudopodia for feeding and movement
Test made of calcium carbonate
All of the above
Radiolarians have
Shells of silica
Radial symmetry
Spines with pseudopodia
All of the above
The phylum is divided into 4 classes
True
False
The ostium are the small pores along the sides of a sponge where water enters.
True
False
The central cavity that is lined with specialized cells
Ostium
Osculum
Spongocoel
The Spicules create the skeleton and give it its shape
True
False
Adult sponges are sessile: live attached to a
surface (do not move)
True
False
Sponges eat
Plankton
Small chunks of dead organisms
All of the above
Gemmules are internal buds which can survive harsh conditions and grow into an adult sponge
True
False
Cnidaria said have true tissues organized into two layers
True
False
Polyps have
a tubular body with the mouth facing upwards
Tentacles for feeding surround the mouth parts.
All of the above
Cnidarians do not have muscles or nerves but have a nerve net and muscle fibers
True
False
Gastric pouches are
Used for digestion
Lined with nematocytes
All of the above
Asexual reproduction
is used to regenerate lost parts or even a complete body
Requires both male and female gametes
Cnidarian taxonomy has
Hydrozoa
Anthozoa
Schphozoa
Cubozoa
All of the above
There are two different types of individuals for class hydrozoa
true
false
