Exam (elaborations)
USABO BIOSYSTEMATICS QUESTIONS AND ANSWERS
- Course
- Institution
USABO BIOSYSTEMATICS QUESTIONS AND ANSWERS
[Show more]
Content preview
Name: Score:20 Multiple choice questions
Definition 1 of 20
One of two groups of living amniotes; have amniotic eggs and rib-cage ventilation, which are
key adaptations for life on land
Echinodermata (sea stars, sea urchins)
Amphibia (salamanders, frogs, caecilians)
Reptilia (tuataras, lizards and snakes, turtles, crocodilians, bird)
Cnidaria (hydras, jellies, sea anemones, corals)
Definition 2 of 20
Unique stinging structures (nematocysts) housed in special cells (cnidocytes); diploblastic,
radially symmetrical, gastrovascular cavity
Amphibia (salamanders, frogs, caecilians)
Cnidaria (hydras, jellies, sea anemones, corals)
Reptilia (tuataras, lizards and snakes, turtles, crocodilians, bird)
Chondrichthyes (sharks, rays, skates, ratfishes)
Definition 3 of 20
Coelomates with segmented body wall and internal organs (except digestive tract, which is
unsegmented)
Arthopoda (crustaceans, insects, spiders)
Chordata (lancelets, tunicates, vertebrates)
Mollusca (clams, snails, squids)
Annelida (segmented worms)
,Definition 4 of 20
Coelomates with segmented body, jointed appendages, and exoskeleton made of protein and
chitin
Lophophorates: Ectoprocta, Brachipoda
Annelida (segmented worms)
Chordata (lancelets, tunicates, vertebrates)
Arthopoda (crustaceans, insects, spiders)
Definition 5 of 20
Evolved from synapsid ancestors; include egg-laying monotremes (echidnas, platypus);
pouched marsupials (such as kangaroos, opossums); and eutherians (placental mammals such
as rodents, primates)
Chordata (lancelets, tunicates, vertebrates)
Mammalia (monotremes, marsupials, eutherians)
Amphibia (salamanders, frogs, caecilians)
Cnidaria (hydras, jellies, sea anemones, corals)
Definition 6 of 20
Jawless vertebrates; typically feed by attaching to a live fish and ingeting its blood
Cephalochordata (lancelets)
Urochordata (tunicates)
Myxini (hagfishes and relateives)
Petromyzontida (lampreys)
, Definition 7 of 20
Marine suspension feeders; larvae display the derived traits of chordates
Urochordata (tunicates)
Petromyzontida (lampreys)
Actinistia (coelacanths)
Cephalochordata (lancelets)
Definition 8 of 20
Coelomates with bilaterally symmetrical larvae and five-part body organiziation as adults;
unique water vascular system; endoskeleton
Mollusca (clams, snails, squids)
Echinodermata (sea stars, sea urchins)
Arthopoda (crustaceans, insects, spiders)
Chordata (lancelets, tunicates, vertebrates)
Definition 9 of 20
Dorsoventrally flattened, unsegmented acoelomates; gastrovascular cavity or no digestive
tract
Nematoda (roundworms)
Cephalochordata (lancelets)
Dipnoi (lungifhses)
Plathyhelminthes
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller selftest. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
84866 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now