Question 1

Bony fishes possess a lateral line system to:

Accepted Answer

A) regulate oxygen concentrations in their blood 
B) cleanse the blood from toxins 
C) detect changes in water pressure 
D) store urine until excreted 
E) regulate their buoyancy 
A) regulate oxygen concentrations in their blood 
B) cleanse the blood from toxins 
C) detect changes in water pressure 
D) store urine until excreted 
E) regulate their buoyancy

Question 2

What was the climate like during the Cenozoic era after dinosaurs went extinct and mammals began to diversify?

Accepted Answer

A) Becoming warmer and subtropically moist 
B) Stayed the same as in the Paleozoic era 
C) Becoming hot and dry,with great desert expansion 
D) Cooling off,with glaciers forming 
A) Becoming warmer and subtropically moist 
B) Stayed the same as in the Paleozoic era 
C) Becoming hot and dry,with great desert expansion 
D) Cooling off,with glaciers forming

Question 3

What feature allows mammals to have a high metabolic rate,enabling them to be active day and night?

Accepted Answer

A) Four-chambered heart 
B) Diaphragm 
C) Hair for insulation 
D) All of these are correct. 
A) Four-chambered heart 
B) Diaphragm 
C) Hair for insulation 
D) All of these are correct.

Question 4

Bony fish have a sensory system located along the sides of their bodies called the ___________________________.

Accepted Answer

The answer of Bony fish have a sensory system located...

Question 5

Elephants belong to the order:

Accepted Answer

A) Cetacea 
B) Edentata 
C) Proboscidea 
D) Carnivora 
E) Artiodactyla 
A) Cetacea 
B) Edentata 
C) Proboscidea 
D) Carnivora 
E) Artiodactyla

Question 6

What is the likely explanation for the extinction of dinosaurs?

Accepted Answer

A) The earth was suddenly flooded with water. 
B) Lightning storms started massive fires. 
C) A meteor struck the earth sending clouds of soot that blocked the sunlight. 
D) There was a severe drought. 
A) The earth was suddenly flooded with water. 
B) Lightning storms started massive fires. 
C) A meteor struck the earth sending clouds of soot that blocked the sunlight. 
D) There was a severe drought.

Question 7

Which of the following has heterodont dentition?

Accepted Answer

A) Lizards 
B) Dogs 
C) Alligators 
D) Crocodiles 
E) Turtles 
A) Lizards 
B) Dogs 
C) Alligators 
D) Crocodiles 
E) Turtles

Question 8

Which order do salamanders and newts belong to?

Accepted Answer

A) Apoda 
B) Urodela 
C) Anura 
D) Chiroptera 
E) Edentata 
A) Apoda 
B) Urodela 
C) Anura 
D) Chiroptera 
E) Edentata

Question 9

All mammals have three middle-ear bones which evolved from:

Accepted Answer

A) bones in the reptile jaw 
B) jaws of fishes 
C) wing bones of birds 
D) cartilage of shark skeletons 
A) bones in the reptile jaw 
B) jaws of fishes 
C) wing bones of birds 
D) cartilage of shark skeletons

Question 10

Mammals and dinosaurs did not live during the same time periods.

Accepted Answer

A) True 
 B)False

Question 11

What are some of the reasons why placental mammals appear to have outcompeted monotremes and marsupials,the other two groups of mammals?

Accepted Answer

Placental mammals develop the young inte

Exam 20: History of the Vertebrates

Bony fishes possess a lateral line system to:

What was the climate like during the Cenozoic era after dinosaurs went extinct and mammals began to diversify?

What feature allows mammals to have a high metabolic rate,enabling them to be active day and night?

Bony fish have a sensory system located along the sides of their bodies called the ___________________________.

Elephants belong to the order:

What is the likely explanation for the extinction of dinosaurs?

Which of the following has heterodont dentition?

Which order do salamanders and newts belong to?

All mammals have three middle-ear bones which evolved from:

Mammals and dinosaurs did not live during the same time periods.

What are some of the reasons why placental mammals appear to have outcompeted monotremes and marsupials,the other two groups of mammals?

The Science of Biology

The Chemistry of Life

Molecules of Life

Cells

Energy and Life

Photosynthesis: Acquiring Energy From the Sun

How Cells Harvest Energy From Food

Mitosis

Meiosis

Foundations of Genetics

DNA: the Genetic Material

How Genes Work

Genomics and Biotechnology

Evolution and Natural Selection

How We Name Living Things

Prokaryotes: the First Single-Celled Creatures

Protists: Advent of the Eukaryotes

Fungi Invade the Land

Evolution of the Animal Phyla

How Humans Evolved

The Animal Body and How It Moves

Circulation

Respiration

The Path of Food Through the Animal Body

Maintaining the Internal Environment

How the Animal Body Defends Itself

The Nervous System

The Senses

Chemical Signaling Within the Animal Body

Reproduction and Development

Evolution of Plants

Plant Form and Function

Plant Reproduction and Growth

Populations and Communities

Ecosystems

Behavior and the Environment

Human Influences on the Living World

Filters