Question 1

Adaptations for terrestrialism in early tetrapods resulted in an air-filled cavity along with

Accepted Answer

A) mucous membrane-lined nostrils. 
B) a complex nervous system. 
C) internal embryo gestation. 
D) an abdominal cavity. 
E) double circulation. 
A) mucous membrane-lined nostrils. 
B) a complex nervous system. 
C) internal embryo gestation. 
D) an abdominal cavity. 
E) double circulation.

Question 2

Most of our familiar frogs belong to which large family?

Accepted Answer

A) Hylidae 
B) Bufonidae 
C) Ranidae 
D) Plethodontidae 
E) Anuridae 
A) Hylidae 
B) Bufonidae 
C) Ranidae 
D) Plethodontidae 
E) Anuridae

Question 3

Frog skin color is produced by cells called ________.

Accepted Answer

The answer of Frog skin color is produced by cells...

Question 4

The __________ is a gilled adult of the Ambystoma genus found in Mexico and the southwestern United States.In dry conditions it may metamorphose to an air-breathing adult.

Accepted Answer

A) Axolotl 
B) Amphioxus 
C) Coelacanth 
D) Lungless salamander 
E) Mudskipper 
A) Axolotl 
B) Amphioxus 
C) Coelacanth 
D) Lungless salamander 
E) Mudskipper

Question 5

How would you present the argument that the amphibians represent a "transitional" group - the very kind of group that "creation scientists" claim does not exist?

Accepted Answer

One way to present the argument that amp

Question 6

In frogs the most posterior vertebrae are fused together to form a rod-like ____________.

Accepted Answer

The answer of In frogs the most posterior vertebrae are...

Question 7

Amphibians were the first vertebrate invaders of land,but most still must return to the water to _____.

Accepted Answer

A) breed 
B) breathe 
C) feed 
D) excrete 
A) breed 
B) breathe 
C) feed 
D) excrete

Question 8

When a salamander retains juvenile features while it matures into an adult,what is the process called?

Accepted Answer

A) Precociousness 
B) Spontaneous regeneration 
C) Senescence 
D) Prematurity 
E) Paedomorphosis 
A) Precociousness 
B) Spontaneous regeneration 
C) Senescence 
D) Prematurity 
E) Paedomorphosis

Question 9

Outline the circulatory pathways of amphibians.

Accepted Answer

Amphibians have a double circulatory sys

Question 10

A frog skeleton

Accepted Answer

A) has a vertebral column consisting of only nine vertebrae and a urostyle. 
B) has a highly flexible vertebral column,an adaptation for transmitting force from the hindlimbs of the body. 
C) is,like that of crossopterygian,entirely cartilaginous. 
D) bears limbs with four digits on each hand and foot. 
E) All of these choices are correct. 
A) has a vertebral column consisting of only nine vertebrae and a urostyle. 
B) has a highly flexible vertebral column,an adaptation for transmitting force from the hindlimbs of the body. 
C) is,like that of crossopterygian,entirely cartilaginous. 
D) bears limbs with four digits on each hand and foot. 
E) All of these choices are correct.

Question 11

The sequence of Eusthenopteron,Acanthostega,and Ichthyostega fossils show a progression in which of these?

Accepted Answer

A) Lung development 
B) Egg-shell development 
C) Loss of tail and gills 
D) Limb development 
E) All of the choices developed together. 
A) Lung development 
B) Egg-shell development 
C) Loss of tail and gills 
D) Limb development 
E) All of the choices developed together.

Question 12

______ glands in amphibians secrete defensive compounds.

Accepted Answer

The answer of ______ glands in amphibians secrete defensive compounds....

Question 13

The earliest tetrapod fossils show that they possessed a basic pattern of _________ digits per limb.

Accepted Answer

A) three 
B) four 
C) five 
D) more than five 
E) more than ten 
A) three 
B) four 
C) five 
D) more than five 
E) more than ten

Question 14

Describe five factors likely leading to the worldwide decline in amphibians.

Accepted Answer

1. Habitat loss: Destruction and fragmen

Question 15

Frogs breathe using

Accepted Answer

A) negative pressure,similar to reptiles and mammals. 
B) various absorptive surfaces but with no pneumatic system to ventilate those surfaces. 
C) positive pressure breathing during which air is forced into the balloon-like lungs. 
D) a bird-like circular air circulation. 
E) gill modifications. 
A) negative pressure,similar to reptiles and mammals. 
B) various absorptive surfaces but with no pneumatic system to ventilate those surfaces. 
C) positive pressure breathing during which air is forced into the balloon-like lungs. 
D) a bird-like circular air circulation. 
E) gill modifications.

Exam 25: Early Tetrapods and Modern Amphibians

Adaptations for terrestrialism in early tetrapods resulted in an air-filled cavity along with

Most of our familiar frogs belong to which large family?

Frog skin color is produced by cells called ________.

The __________ is a gilled adult of the Ambystoma genus found in Mexico and the southwestern United States.In dry conditions it may metamorphose to an air-breathing adult.

How would you present the argument that the amphibians represent a "transitional" group - the very kind of group that "creation scientists" claim does not exist?

In frogs the most posterior vertebrae are fused together to form a rod-like ____________.

Amphibians were the first vertebrate invaders of land,but most still must return to the water to _____.

When a salamander retains juvenile features while it matures into an adult,what is the process called?

Outline the circulatory pathways of amphibians.

A frog skeleton

The sequence of Eusthenopteron,Acanthostega,and Ichthyostega fossils show a progression in which of these?

______ glands in amphibians secrete defensive compounds.

The earliest tetrapod fossils show that they possessed a basic pattern of _________ digits per limb.

Describe five factors likely leading to the worldwide decline in amphibians.

Frogs breathe using

Life: Biological Principles and the Science of Zoology

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Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

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Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

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