in-class quiz: Basal animal clades (sponges, cnidarian, and ctenophores) ZHONG-BIOL1030

which phylum includes animals with tissues?

Eumetazoa

which phylum includes animals with bilateral symmetry and is triploblastic?

bilatera

which group is included in Eumetazoa but not Bilateria

Cnidaria

invertebrates don't have a ________________

backbone

what subgroup is this

Portifera

what subgroup is this

Cnidaria

what subgroup is this

Ctenophora

what is the common phylum shared by Portifera, Ctenophora, and Cnidaria

Metazoa

what phylum includes Metazoa

Animalia

sponges are apart of which phylum

Portifera

which phylum has no true tissues

portifera

which phylum split first

portifera

what body plan does phylum Porifera have

asymmetrical

which phylum includes sessile, marine suspension/filter feeders?

portifera

which phylum is this

portifera

which type of feeders catch food particles suspended in the water using tentacles or spiny arms, and passes through their body

suspension feeders

which type of feeders capture food particles suspended in the water by actively creating a current within them for the water to flow through the feeding structure

filter feeders

________: tiny pores on the body surface

ostia

what is another name for an ostia

porocyte

which phylum has an Ostia

portifera

______________: have flagellum and collar cells for feeding

choanocytes

which phylum has choanocytes

portifera

________: large opening on the top of sponges for water to exit through

osculum

which phylum has osculum

portifera

___________: central cavity of sponges

spongocoel

which phylum has spongocoel

portifera

_____________: siliceous or calcareous skeleton

spicules

which phylum has spicules

portifera

____________: secrete spicules and spongin

amebocyte

which phylum has amebocytes

portifera

which layer in sponges is noncellular

mesohyl

_____________: flexible material that make up the skeleton of some sponges

spongin

which phylum is a hemaphrodite

portifera

which phylum has asexual reproduction called "budding"

portifera

which phylum has sexual reproduction including planktonic larva that float in water and go through metamorphosis?

portifera

which phylum includes the process "sequential hermaphroditism"

portifera

________ ______________: an individual reverses its sex during its lifetime

sequential hermaphroditism

Euplectella is in which phylum

portifera

which subgroup has a lace-like skeleton (siliceous spicules)

Euplectella

Euplectella

what subgroup is this

which subgroup is called "boring sponges"

Cliona

which subgroup bores holes into CaCO3 shells

Cliona

boring sponge (Cliona)

what subgroup is this

harp sponge

what is this

what is unique about the harp sponge

it's carnivorous

which phylum has bilateral and lateral symmetry

Eumetazoa

which phylum can be diploblastic or triploblastic?

Eumetazoa

which subgroup in Eumetazoa is diploblastic

Radiata

which subgroup of Eumetazoa is triploblastic

Bilateria

what is the body plan of phylum Cnidaria

diploblastic, radial symmetry

what type of Cnidaria has a benthic form, mouth and tentacles ore oriented upward

polyp

what type of Cnidaria has a free-floating stage, bell-shaped with mouth and tentacles facing downwards

medusa

what is the furthest level or organization phylum Cnidarians have

tissues (no organs)

which phylum has a central digestive sac as their gastrovascular cavity

Cnidaria

how many openings does phylum Cnidaria have

1

which phylum includes corals, jellies, and hydras

Cnidarian

Cnidarians are diploblastic, but they have another layer in between the 2 main ones... what is it called

mesoglea

which phylum has an extra layer called the mesoglea

Cnidaria

which phylum has stinging-celled animals

Cnidaria

which phylum has cnidocytes

Cnidaria

______________: cells that house the stingers in cnidarians

cnidocytes

_______________: thread-like stinging structure within each cnidocyte that is used to poison or kill prey

nematocyst

which phylum has a non centralized Neve bet that coordinated movement

Cnidaria

which phylum has organisms that are bioluminescent

Cnidaria

what type of cnidaria

Medusa

what type of cnidaria

medusa

which clade of Cnidaria includes Hydrozoa, Scyphozoa, and Cubozoa

medusa

what is the other name for clade Scyphozoa

jellies

what is the other name for clade Cubozoa

box jellies

what type of cnidaria

anthozoa

what type of cnidaria

anthozoa

what is this

man o'war

what clade is the man o'war a part of

Hydrozoa

what structures are known for their calcareous skeleton and for building reefs

hydrocorals

Hydrozoas spend most of their life cycle in the ____________ reproduction stage (meiosis/mitosis)

sexual (meiosis)

which class is medusa dominant, with a large and complex medusa, and is very dangerous

class Scyphozoa (jellyfish)

scyphozoa

what class is this from

which class/species name is nicknamed "killer cnidarians"

Class Cubozoa (box jellyfish)

which class has box-shaped medusa, are medusa dominant, and are extremely venomous

class cubozoa

what class has been newly ranked, and consist of stalked jellyfish

class Staurozoa

what class is this from

cubozoa

what class is this from

staurozoa

which class includes sea anemones and corals

Anthozoa

which class is the largest, polyp dominant, and known as "flower animal"

Anthozoa

what class

anthozoa

what class

anthozoa

what class

anthozoa

which organism is large, has complex polyps, and has no hard skeleton

sea anemones

which organism is known to be reef builders, secrete hard CaCO3 exoskeleton, is mostly colonial, and have symbiotic algae

coral animals

what is this

soft coral

what is this

soft coral

what is this

soft coral

what is this

White Sea pen

what event is happening here

coral bleeching

what causes this

global warming

solution, over harvesting, and ocean acidification are 3 reasons why ________ _______ are being rapidly destroyed

coral reefs

what phylum is this

Ctenophora

what organism makes up the phylum Ctenophora

comb jelly

what organism is this

comb jelly

which phylum has an organism that is diploblastic with radial symmetry, has 8 rows of ciliary comb plates, and mostly no tentacles

Ctenophora