Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
38 Cards in this Set
- Front
- Back
|
絲盤蟲
|
trichoplax
|
|
|
what phylum do sponges belong in
|
phylum porifera
|
|
|
pore of sponges
|
ostia
|
|
|
how does water go out of a sponge
|
via the osculum
|
|
|
what is one unique characteristic of a sponge
|
if their cells become separated, they can aggregate to form new individuals
|
|
|
hpw do sponges feed
|
filter the water, or by passisve suspension feeding ( grab the food with their cilia)
|
|
|
how does fertilization occur on sponges
|
sperm fertilizes the egg and then the larva is released into the sea water, where it floats, develops, settles and goes through metamorphisis
|
|
|
in which era did land animals begin to exist
|
paleozoic
|
|
|
刺胞動物
|
cnidaria
|
|
|
what is one physical charactetistic of cnidarians
|
radial symmetry
|
|
|
which class of jellyfish does sea nettle belong in
|
class scyphozoa
|
|
|
the most deadly jellyfish belongs to which class
|
class cuboza
|
|
|
which class does sea anemone fall into
|
class anthozoa
|
|
|
comb jelly lack
|
nematocyst
|
|
|
comb jellies capture food with
|
colloblast
|
|
|
ribbon worms
|
also called nermeteans. They have a complete digestive tract, have proboscis and live in sandy or rocky habitats
|
|
|
線蟲
|
nematode
|
|
|
環節動物
|
phylym annelida
|
|
|
what are the characteristics of organisms of the phylum annelida
|
their bodies are divided into segments and each segment has a coelom. Also, they have a hydrostatic skeleton
|
|
|
fireworm belongs to which class
|
class poluchaeta
|
|
|
beard worm characteristics
|
have no digestive tract. Jave a symbiosis relationship with bactetria.
|
|
|
軟體動物
|
mollusca
|
|
|
which class does octopus fall into
|
cephalopoda
|
|
|
snails' tongue
|
radula 齒舌(a raspinf tongue
|
|
|
雙殼綱
|
bivalvia
|
|
|
features of bivalve
|
no radula, laterally compressed two valved shell ( ex. clam) , no head
|
|
|
examples of cephalopoda
|
octopus, squid, cuttlefish, nautilus
|
|
|
nervous system of cephalopods
|
highly developed, giant ganglions and eyes
|
|
|
development of mollusk can be
|
direct or indirect ( trocophore and veliger) development
|
|
|
classes of arthropods
|
mysid, copepod, crab, barnacle, amphipod
|
|
|
isopods
|
ex. sea roach
|
|
|
beach hopper are
|
amphipods
|
|
|
common traits of lophophorates
|
suspension feeder, lack of segment, bilateral symmetry, U shaped gut
|
|
|
echinoderms
|
|
|
|
starfish belongs to the class
|
astroidea
|
|
|
brittle stars belong to which class
|
ophiuroidea
|
|
|
sea urchins belong to which class
|
echinoidea
|
|
|
feather star falls under which class
|
crinoid
|
