Question 1

The "Age of Fishes" is an informal name for which period?

Accepted Answer

A)  Silurian period 
B)  Permian period 
C)  Devonian period 
D)  Ordovician period 
E)  Carboniferous period 
A)  Silurian period 
B)  Permian period 
C)  Devonian period 
D)  Ordovician period 
E)  Carboniferous period

Question 2

Which is the largest division of the geologic time scale?

Accepted Answer

A)  Eon 
B)  Era 
C)  Epoch 
D)  Period 
E)  Millennium 
A)  Eon 
B)  Era 
C)  Epoch 
D)  Period 
E)  Millennium

Question 3

The first cells were autotrophs.

Accepted Answer

A) True 
 B)False

Question 4

Vascular plants and air-breathing animals first appeared during which time period?

Accepted Answer

A)  Silurian period 
B)  Permian period 
C)  Cambrian period 
D)  Ordovician period 
E)  Cretaceous period 
A)  Silurian period 
B)  Permian period 
C)  Cambrian period 
D)  Ordovician period 
E)  Cretaceous period

Question 5

Which are assemblages of abiotically produced polymers?

Accepted Answer

A)  Ribozymes 
B)  Stromatolites 
C)  Protobionts 
D)  Endosymbionts 
E)  Polyribosomes 
A)  Ribozymes 
B)  Stromatolites 
C)  Protobionts 
D)  Endosymbionts 
E)  Polyribosomes

Question 6

During which period did shallow seas cover much of the land and another burst of evolutionary diversification occur?

Accepted Answer

A)  Silurian period 
B)  Permian period 
C)  Devonian period 
D)  Ordovician period 
E)  Carboniferous period 
A)  Silurian period 
B)  Permian period 
C)  Devonian period 
D)  Ordovician period 
E)  Carboniferous period

Question 7

Tiktaalik was a transitional form between fishes and__________, which are vertebrates with four limbs.

Accepted Answer

The answer of Tiktaalik was a transitional form between fishes...

Question 8

What is the animal in the accompanying figure?

Accepted Answer

A)  Mosasaur 
B)  Plesiosaur 
C)  Pterosaur 
D)  Thecodont 
E)  Ichthyosaur 
A)  Mosasaur 
B)  Plesiosaur 
C)  Pterosaur 
D)  Thecodont 
E)  Ichthyosaur

Question 9

Who first proposed the concept that simple organic molecules could form spontaneously from simpler raw materials?

Accepted Answer

A)  Miller and Urey 
B)  Charles Darwin 
C)  Thomas Malthus 
D)  Watson and Crick 
E)  Oparin and Haldane 
A)  Miller and Urey 
B)  Charles Darwin 
C)  Thomas Malthus 
D)  Watson and Crick 
E)  Oparin and Haldane

Question 10

Figure 21-2 
 ​

​ 
 The ____________ could be called the Age of Mammals, the Age of Birds, the Age of Insects, or the Age of Flowering Plants.

Accepted Answer

The answer of Figure 21-2 
 ​ 
 
 ...

Question 11

Which of the following is NOT a requirement for the chemical evolution of life?

Accepted Answer

A)  Carbon dioxide 
B)  Little or no free oxygen 
C)  Source of energy 
D)  The availability of chemical building block 
E)  Time 
A)  Carbon dioxide 
B)  Little or no free oxygen 
C)  Source of energy 
D)  The availability of chemical building block 
E)  Time

Exam 21: The Origin and Evolutionary History of Life

The "Age of Fishes" is an informal name for which period?

Which is the largest division of the geologic time scale?

The first cells were autotrophs.

Vascular plants and air-breathing animals first appeared during which time period?

Which are assemblages of abiotically produced polymers?

During which period did shallow seas cover much of the land and another burst of evolutionary diversification occur?

Tiktaalik was a transitional form between fishes and__________, which are vertebrates with four limbs.

What is the animal in the accompanying figure?

Who first proposed the concept that simple organic molecules could form spontaneously from simpler raw materials?

Figure 21-2 ​ ​ The ____________ could be called the Age of Mammals, the Age of Birds, the Age of Insects, or the Age of Flowering Plants.

Which of the following is NOT a requirement for the chemical evolution of life?

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

DNA: The Carrier of Genetic Information

Gene Expression

Gene Regulation

DNA Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

Figure 21-2 The ____________ could be called the Age of Mammals, the Age of Birds, the Age of Insects, or the Age of Flowering Plants.