Animal Diversity Flashcards
They have unsegmented body EXCEPT for
Annelida
Nemata
Platyhelminthes
Annelida
Which of the following is NOT a coelomate?
Arthropods
Chordates
Platyhelminths
Echinoderms
Annelids
Platyhelminths
Alternation of generation or metagenesis is common to which Phylum?
Cnidaria
Which is a differentiating features of Chordates at some stage of their development?
Nerve cord
Notocord
Post anal tail
Pharyngeal or gill slits
All of the given choices
All of the given choices
Animals can be organized on the following bases
Fate of blastopore
All of the given choices
Body symmetry Presence of body cavity
Tissue organization
All of the given choices
The mesoderm that lines the body cavity of a coelomate forms the following EXCEPT for
reproductive organs
nervous tissues
musculature bone
blood
nervous tissues
They are animals capable of asexual reproduction.
All of the given choices
Poriferans
Echinoderms
Cnidarians
All of the given choices
Which among these animals have bilateral symmetry?
Arthropods
Which animals are diploblastic?
Cnidarians
They have open circulatory system EXCEPT for
Arthropoda
Annelida
Molluska
Annelida
They include hermaphroditic species EXCEPT for
Cnidaria
Molluska
Nemata
Cnidaria
These are animals with moist, soft body w/ exoskeleton protected by shells of calcium carbonate.
Mollusks
They have complete organ systems EXCEPT for l
Arthropoda
Nemata
Molluska
Nemata
The ectoderm forms the following EXCEPT for
digestive tract
sensory organs
nervous tissue
skin
digestive tract
Which is NOT always true for animals?
have complex development
some are multicellular, some are unicellular heterotrophs
motile
ingestive
some are multicellular, some are unicellular
Which among the following invertebrates have incomplete organ systems?
Nematans
Poriferans
Cnidarians
All of the given choices
Platyhelminths
All of the given choices
Which is NOT a characteristic of the Annelids?
coelomate
has incomplete organ systems
triploblastic
protostomia
has bilateral body symmetry
has incomplete organ systems
A deuterostome animal has a blastopore that develops into an anus.
T or F
True
A coelomate animal has a body cavity that is lined by endoderm.
False
common name is more accurate than a scientific name.
T or F
False
Animals that are dioecious have both the male and female reproductive organs in one individual.
T or F
False
All triploblastic animals have complete organ systems.
T or F
False
Exoskeletons are found mostly in invertebrates.
T or F
True
Kingdom is the highest level of classification of living organisms.
T or F
False
Diploblastic animals usually lack some organ systems.
T or F
True
Animals with no central nervous system but with nerve nets are characteristics of radial symmetry-bodied animals
T or F
True
Animals that undergo metagenesis have alternating sexual and asexual stages in their life cycle.
True
Protostomia, soft- bodied
Mollusca
Protostomia, joint- footed
Arthropoda
Deuterostomia, radial symmetry
Echinodermata
Deuterostomia, backboned
Chordata
ostium & osculum
Porifera
podia/tubefeet
Echinodermata
radula
Nematoda
Scolex
Platyhelminthes
diploblastic phylum
Cnidaria
phylum with endoskeleton
Chordata
simplest phylum
Porifera
largest phylum
Arthropoda
lancelets
Cephalochordates
cartilaginous fishes
Chondricthyes
tunicates
Eurochordates
