ZOL1502
Exam Notes. Detailed working, solutions, memo, notes & explanations. 1. Sinus venosus is a
a. Vein from sinuses to the heart.
b. Large chamber receiving blood from the body.
c. Diverticulum of the alimentary system
d. Base of truncus arteriosus
e. A complex of sinuses proximal to the ...
, ZOL1502 Exam Notes
Assignments & Old Examinations
1. Sinus venosus is a
a. Vein from sinuses to the heart.
b. Large chamber receiving blood from the body.
c. Diverticulum of the alimentary system
d. Base of truncus arteriosus
e. A complex of sinuses proximal to the kidneys
2. By the late Carboniferous, the amniotes had separated into three lineages which are
a. Turtles, Sphenodons and Amphisbaenians
b. Turtles, Thecodonts and Ichthyosaurs
c. Anapsids, Synapsids and Diapsids
d. Anapsids, Saurichians and Ichthyosaurs
e. Anapsids, Sphenodons and Lepidosaurs
3. The term stenophagous means
a. Wide eating
b. Narrow eating
c. Sporadic eating
d. Seldom eating
e. Eating microorganisms
4. An odd feature of alligator reproduction is that
a. The female hears the young and digs open the nest to help them escape
b. The male alligator bellows during mating season
c. Sex is not genetically determined
d. The mother guards the area where the eggs are incubating
e. All the choices are correct.
5. Which is NOT one of the general features that make birds and reptiles similar?
a. Both birds and nonavian reptiles have a single middle ear bone
b. The skulls articulate with the first neck vertebra by a single occipital condyle
c. Both have a lower jaw composed of five or six bones
d. Both birds and reptiles lay eggs and the early embryo develops on the surface by shallow cleavage divisions
e. All of the choices are similarities that distinguish birds and reptiles from mammals
6. Which type of feathers are long and extend beyond the body for lift?
a. Altricial feathers
b. Powder-down feathers
c. Filoplume feathers
d. Down feathers
e. Flight feathers
, 7. Mammals belong to the
a. Anapsid lineage
b. Synapsid lineage
c. Diapsid lineage
d. Polydont lineage
e. Dinosaur lineage
8. The fur of mammals
a. Consists of underhair and guard hair
b. Is molted twice annually in most mammals
c. Is composed of keratin
d. Is used for a variety of purposes such as protection, temperature regulation etc.
e. All of the choices are correct
9. Freshwater fishes are
a. Hyperosmotic regulators
b. Hypoosmotic regulators
c. Isosmotic regulators
d. Facultative regulators
e. None of the above
10. The three living amphibian orders are
a. Gymnophiona, Lepospondyli and Anura
b. Gymnophiona, Caudata and Anura
c. Apoda, Lepospondyli and Urodela
d. Lepospondyli, Caudata and Anura
e. None of the above
11. The animal referred to as the “living fossil” is
a. Pyura stolonifera
b. Psammobates geometricus
c. Sphenodon punctatum
d. Heloderma suspectum
e. Chelonia mydas
12. The rectal gland in a shark
a. Assist in the regulation of the salt concentration of the blood
b. Assist in the production of mucus necessary for feeding
c. Assist in the production of hydrochloric acid
d. Produces lymphocytes
e. Is an endocrine gland
13. The presence of _____ in the tunic makes ascidians a unique group in the animal kingdom
a. Carbohydrates
b. Cellulose
c. Hydrochloric acid
d. Amoeboid type cells
e. White blood cells
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