Zoology, 8th Edition (Miller)

Chapter 22: Mammals: Synapsid Amniotes

Quiz



1.

All of the following are characteristics of members of the class Mammalia except one. Select the exception.
A)mammary glands
B)hair
C)homodont teeth
D)sweat, sebaceous, and scent glands
2.

Scientists think that early synapsids were likely
A)oviparous.
B)ovoviviparous.
C)viviparous.
D)none of the above.
3.

There are roughly __________ described mammal species.
A)950
B)5,400
C)37,750
D)425,000
4.

Which of the following is an example of a monotreme?
A)porcupine
B)grizzly bear
C)ground squirrel
D)duck-billed platypus
5.

Members of the order Chiroptera include the
A)rats and mice.
B)rabbits.
C)bats.
D)armadillos.
6.

Members of the order Cetacea include the
A)elephants.
B)manatees.
C)beavers and porcupines.
D)whales.
7.

Members of the order Perissodactyla include the
A)elephants.
B)deer and cattle.
C)horses and zebras.
D)dogs and cats.
8.

The echidna and the duck-billed platypus are members of the infraclass
A)Prototheria.
B)Ornithodelphia.
C)Metatheria.
D)Eutheria.
9.

Members of the infraclass Ornithodelphia are characterized by
A)a chorioallantoic placenta.
B)ovoviviparous development.
C)a marsupium.
D)oviparous development and a cloaca.
10.

Which of the following glands are associated with hair follicles and function to lubricate and waterproof the skin?
A)sudoriferous glands
B)sebaceous glands
C)mammary glands
D)musk glands
11.

Which of the following kinds of mammal teeth are usually modified for gnawing or nipping?
A)incisors
B)canines
C)premolars
D)molars
12.

A dental formula of 2.1.2.3\2.1.2.3 indicates that this mammal has a total of ___ molars.
A)0
B)6
C)8
D)12
13.

All of the following statements are true of horns except one. One is true of antlers. Select the statement that is true of antlers.
A)They have an outer layer of keratin.
B)They are primarily defensive structures.
C)They are made of rapidly growing bone and are shed and regrown each year.
D)They are always present in both sexes.
14.

In fetal mammalian circulation, blood in the ______ is most highly oxygenated.
A)pulmonary vein
B)pulmonary artery
C)aorta
D)umbilical vein
15.

In adult mammalian circulation, blood in the ______ is most highly oxygenated.
A)pulmonary artery
B)pulmonary vein
C)anterior vena cava
D)posterior vena cava
16.

A diaphragm is present in
A)birds and mammals.
B)reptiles, birds, and mammals.
C)mammals only.
D)birds and reptiles.
17.

The ability of the mammalian kidney to produce urine that is more concentrated with urea and salts than the blood is a result of the function of the
A)glomerulus.
B)glomerular capsule.
C)loop of the nephron.
D)collecting duct.
18.

The ______ is a time during which the female is behaviorally and physiologically receptive to the male.
A)menstrual cycle
B)ovarian cycle
C)estrus cycle
D)uterine cycle
19.

One source of evidence that the mammals evolved in the archosaur branch of the amniote lineage is the fact that crocodilians and mammals both possess a secondary palate.
A)True
B)False
20.

Early synapsids were likely endothermic.
A)True
B)False
21.

Early synapsids lacked hair.
A)True
B)False
22.

Another source of evidence that the mammals evolved in the archosaur branch of the amniote lineage is the fact that both birds and mammals have four completely separated heart chambers.
A)True
B)False
23.

The presence of a secondary palate in crocodiles and mammals and completely separated heart chambers in birds and mammals are examples of convergent evolution.
A)True
B)False
24.

Small size, well developed olfactory and auditory senses, and lack of color vision in most mammals suggests that early mammals were nocturnal.
A)True
B)False
25.

Sudoriferous glands are found around the face, feet, or anus of many mammals. They secrete pheromones involved with defense, species and sex recognition, and territorial behavior.
A)True
B)False
26.

A cecum is found in horses, rabbits, and many rodents. It is a fermentation pouch at the junction of the large and small intestines where microorganisms aid in cellulose digestion.
A)True
B)False
27.

Hibernation is a period of winter inactivity in which the hypothalamus of the brain slows the metabolic, heart, and respiratory rates. It is common in rodents, bats, and bears.
A)True
B)False
28.

Color vision is more common in reptiles and birds than it is in the mammals.
A)True
B)False
29.

Embryonic diapause occurs in bats. Coitus occurs in the autumn, but fertilization is delayed until spring. Females store viable sperm for about two months.
A)True
B)False
30.

All mammals have a placenta through which young are nourished for at least a portion of their development. The maternal bloodstream, not yolk, supplies nutrients.
A)True
B)False
31.

Hominini includes gorillas, chimps, humans and the orangutan.
A)True
B)False
32.

The oldest known fossil in the human lineage is Sahelanthropus tchadensis. This species lived in Africa about 7 million years ago.
A)True
B)False
33.

Earliest primitive stone tool use is usually associated with Homo habilis about 2 million years ago.
A)True
B)False
34.

Ritual burial sites indicate that Homo erectus probably had concepts regarding an after-life.
A)True
B)False
35.

Cultural evolution is different from organic evolution because the former occurs as a result of learned activities.
A)True
B)False
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Notice before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.