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Biology

Eric P. Widmaier; Linda E. Graham; Robert J. Brooker

Chapter 34

The Vertebrates - all with Video Answers

Educators

Chapter Questions

01:45

Problem 1

Which of the following is not a defining characteristic of vertebrates?
a. cranium
c. vertebral column
b. hinged jaw
d. endoskeleton

Anand Jangid
Anand Jangid
Numerade Educator
01:14

Problem 2

The presence of a bony skeleton, an operculum, and a swim bladder are all defining characteristics of
a. Myxini.
.b. lampreys.
c. Chondrichthyes.
e. amphibians.
d. bony fishes

Marisa A
Marisa A
Numerade Educator
02:04

Problem 3

Organisms that lay eggs are said to be
a. oviparous.
b. ovoviparous.
c. viviparous.
d. placental.
e. none of the above.

Dhanya K
Dhanya K
Numerade Educator
01:24

Problem 4

Which clade does not include frogs?
a. vertebrates
b. gnathostomes
c. tetrapods
d. amniotes
e. lobe fins

Anand Jangid
Anand Jangid
Numerade Educator
02:08

Problem 5

In some amphibians, the adult retains certain larval characteristics, which is known as
a. metamorphosis.
b. parthenogenesis.
c. cephalization.
d. paedomorphosis.
e. hermaphrodism.

Dhanya K
Dhanya K
Numerade Educator
02:56

Problem 6

The membrane of the amniotic egg that serves as a site for waste storage is
a. the amnion.
b. the yolk sac.
c. the allantois.
d. paedomorphosis.
e. hermaphrodism.

Dhanya K
Dhanya K
Numerade Educator
01:27

Problem 7

Which characteristic qualifies lizards as gnathostomes?
a. a cranium
b. a skeleton of bone or cartilage
c. a hinged jaw
d. the possession of limbs
e. amniotic eggs

Syed Vasi
Syed Vasi
Numerade Educator
02:50

Problem 8

Which of the following is not a distinguishing characteristic of birds?
a. amniotic egg
b. feathers
c. air sacs
d. lack of certain organs
e. lightweight skeletons

Dhanya K
Dhanya K
Numerade Educator
01:20

Problem 9

What is not a derived trait of primates?
a. opposable thumb
b. grasping hands
c. prehensile tail
d. flat nails
e. large brain

Bryan Valdivia
Bryan Valdivia
Numerade Educator
02:47

Problem 10

Despite their small size and nocturnal habits, tarsiers are classed with much larger monkeys and apes as Haplorrhini. On which of the following characteristics is this classification based?
a. dry fully furred noses
b. forward-facing eyes
c. DNA similarities
d. a and b
e. $a, b,$ and $c$

Marisa A
Marisa A
Numerade Educator