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Biology Concepts and Applications

Cecie Starr

Chapter 23

Animal Evolution—The Vertebrates - all with Video Answers

Educators

Chapter Questions

03:33

Problem 1

All chordates have ___________.
a. a backbone
c. jaws
b. a notochord
d. both b and c

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:09

Problem 2

Vertebrate gills function in ___________.
a. respiration
d. water regulation
b. blood circulation
e. both a and $c$
c. food trapping

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:09

Problem 3

Amphibians are descended from ___________ .
a. bony fishes
c. cartilaginous fishes
b. lizards
d. lobe-finned fishes

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:00

Problem 4

Which of the following is an amniote?
a. a shark
c. a turtle
b. a toad
d. a sea squirt

Nicholas Sacco
Nicholas Sacco
Numerade Educator
01:49

Problem 5

Reptiles are adapted to life on land by __________.
a. tough skin
d. amniote eggs
b. internal fertilization
e. none of the above
c. good kidneys
f. all of the above

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:22

Problem 6

__________ are the closest living relatives of birds.
a. Crocodilians
c. Prosimians
b. Tuataras
d. Lizards

Nicholas Sacco
Nicholas Sacco
Numerade Educator
01:37

Problem 7

Only birds have ___________.
a. a cloaca
c. feathers
b. a four-chambered heart d.all of the above

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:12

Problem 8

A chimpanzee is a ___________ .
a. craniate
d. amniote
b. vertebrate
e. placental mammal
c. hominoid
f. all of the above

Nicholas Sacco
Nicholas Sacco
Numerade Educator
02:54

Problem 9

Homo erectus _____________.
a. was the earliest member of the genus Homo
b. was one of the australopiths
c. evolved in Africa and spread to diverse regions
d. was the first to make stone tools

Nicholas Sacco
Nicholas Sacco
Numerade Educator
04:24

Problem 10

Match the organisms with the appropriate description.
____fishes ____amphibians ____reptiles ____birds ____monotremes ____marsupials ____hominids
a. first land tetrapods
b. feathered amniotes
c. egg-laying mammals
d. humans and close relatives
e. cold-blooded amniotes
f. pouched mammals
g. most diverse vertebrates

Nicholas Sacco
Nicholas Sacco
Numerade Educator