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Phylum | BIOL - Biology 1 - Introduction, Quizzes of Biology

Class: BIOL - Biology 1 - Introduction; Subject: Biology / Biological Sciences; University: Rhode Island College; Term: Forever 1989;

Typology: Quizzes

2014/2015

Uploaded on 11/08/2015

tiffany11001
tiffany11001 🇺🇸

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TERM 1
Porifera
DEFINITION 1
Sponges are animals of the phylum Porifera. They are
multicellular organisms that have bodies full of pores and
channels allowing water to circulate through them, consisting
of jelly-like mesohyl sandwiched between two thin layers of
cells.
TERM 2
Cnidaria
DEFINITION 2
JELLY FISH Cnidaria is a phylum containing over 10,000
species of animals found exclusively in aquatic (freshwater
and marine) environments: they are predominantly marine
species.
TERM 3
Platyhelminths
DEFINITION 3
The flatwormsare a phylum of relatively simple bilaterian,
unsegmented, soft-bodied invertebrates.TAPEWORM
TERM 4
Nematoda
DEFINITION 4
The roundworms constitute the phylum Nematoda. They
are a diverse animal phylum inhabiting a very broad range of
environments.RAWMEAT
TERM 5
Molluscs
DEFINITION 5
SQUID, OCTUPUSESSecond lar gest phylum - The mollusc s or
mollusks /mlsks/ compose the large p hylum of invertebrate
animals known as the Mollusca. Gastopods: nudi branche s,
conchs, snails-flat foot-aqua ticCephalopods: squid, o ctopus -well
developed eyes, -ink glandsBivalves: clams, oysters, scallops-two
part shells-filter feeders
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TERM 1

Porifera

DEFINITION 1

Sponges are animals of the phylum Porifera. They are

multicellular organisms that have bodies full of pores and

channels allowing water to circulate through them, consisting

of jelly-like mesohyl sandwiched between two thin layers of

cells.

TERM 2

Cnidaria

DEFINITION 2

JELLY FISH Cnidaria is a phylum containing over 10,

species of animals found exclusively in aquatic (freshwater

and marine) environments: they are predominantly marine

species.

TERM 3

Platyhelminths

DEFINITION 3

The flatworms are a phylum of relatively simple bilaterian,

unsegmented, soft-bodied invertebrates.TAPEWORM

TERM 4

Nematoda

DEFINITION 4

The roundworms constitute the phylum Nematoda. They

are a diverse animal phylum inhabiting a very broad range of

environments.RAWMEAT

TERM 5

Molluscs

DEFINITION 5

SQUID, OCTUPUSESSecond largest phylum - The molluscs or

mollusks /mlsks/ compose the large phylum of invertebrate

animals known as the Mollusca. Gastopods: nudi branches,

conchs, snails-flat foot-aquatic Cephalopods : squid, octopus -well

developed eyes, -ink glands Bivalves: clams, oysters, scallops-two

part shells-filter feeders

TERM 6

Annelids

DEFINITION 6

ringed worms or segmented worms, ragworms,

earthworms, and leeches. are a large phylum, with over

17,000 extant species including -tupe-with-in-a-tube

TERM 7

Arthropods

DEFINITION 7

(Bugs) Spiders, ticks, ectcrustaceans: shrimp, lobster, crab-exoskeleton (hard shell)-compound eyes-five appendages (front two sensory, back three feeding Insects: mosquito , flys -three body parts (head, thorax, abdomen) Archnids:scorpian -oldest terrestrial -adomen ends with stinger Ticks- Parasites Spiders -silk glands -fangs w/poison-narrow waist separate cephalpothorax from abdomen millipedes- 2 pairs of short legs for every body segment centipedes- 1 pairs of short legs for every body segmentAn arthropod is an invertebrate animal having an exoskeleton (external skeleton), a segmented body, and jointed appendages. TERM 8

Echinoderm

DEFINITION 8

Starfish, sand dollar -adults Radial segmentation-larvae

bilateral-endoskeletonEchinoderm is the common name

given to any member of the Phylum Echinodermata of marine

animals.

TERM 9

Chordates

DEFINITION 9

humans, amphibians, mammals, Chordates are animals

possessing a notochord, a hollow dorsal nerve cord,

pharyngeal slits, an endostyle, and a post-anal tail for at

least some period of their life cycles.