Question 1

Which of the following statements about echinoderms is false?

Accepted Answer

A)  They have a water vascular system. 
B)  They have an internal skeleton. 
C)  They are protostomes. 
D)  The larvae have bilateral symmetry. 
E)  The adult form lacks a head. 
A)  They have a water vascular system. 
B)  They have an internal skeleton. 
C)  They are protostomes. 
D)  The larvae have bilateral symmetry. 
E)  The adult form lacks a head.

Question 2

Which of the following statements about the Old World primates is false?

Accepted Answer

A)  They have a prehensile tail. 
B)  They include arboreal species. 
C)  They include terrestrial species. 
D)  They live and travel in large groups. 
E)  Both a and b 
A)  They have a prehensile tail. 
B)  They include arboreal species. 
C)  They include terrestrial species. 
D)  They live and travel in large groups. 
E)  Both a and b

Question 3

The extant species Latimeria chalumnae belongs to a group that is an important link in evolution because it was the first group of

Accepted Answer

A)  fishes with lungs. 
B)  fishes with paired fins. 
C)  fishes with jointed fins. 
D)  bony fishes. 
E)  fishes with cartilage. 
A)  fishes with lungs. 
B)  fishes with paired fins. 
C)  fishes with jointed fins. 
D)  bony fishes. 
E)  fishes with cartilage.

Question 4

The network of calcified hydraulic canals that functions in gas exchange, locomotion, and feeding in echinoderms is called a _______.

Accepted Answer

water vasc

Question 5

Which of the following is not a trait that could be used to identify an animal as a mammal rather than an amphibian?

Accepted Answer

A)  Mammary glands 
B)  Hair 
C)  Sweat glands 
D)  Kidneys 
E)  Four-chambered heart 
A)  Mammary glands 
B)  Hair 
C)  Sweat glands 
D)  Kidneys 
E)  Four-chambered heart

Question 6

The oldest fossil remains of members of our genus, Homo, suggest that early relatives of humans lived

Accepted Answer

A)  near China, where food is plentiful throughout the year. 
B)  near Siberia, in an area where they were protected from predation. 
C)  in the midwestern United States, where there is some of the most fertile soil in the world. 
D)  in the American tropics, where there are long growing seasons and many species of fruits and berries. 
E)  in dry African savannas, where they ate roots, bulbs, tubers, and animals. 
A)  near China, where food is plentiful throughout the year. 
B)  near Siberia, in an area where they were protected from predation. 
C)  in the midwestern United States, where there is some of the most fertile soil in the world. 
D)  in the American tropics, where there are long growing seasons and many species of fruits and berries. 
E)  in dry African savannas, where they ate roots, bulbs, tubers, and animals.

Question 7

The shared derived characteristics for the echinoderm clade include _______; whereas the shared derived characteristics of chordates include the possession of a _______.

Accepted Answer

A)  radial symmetry and loss of pharyngeal slits; dorsal hollow nerve cord 
B)  calcified internal plates; notochord 
C)  ciliated larvae; post-anal tail 
D)  Both a and b 
E)  Both b and c 
A)  radial symmetry and loss of pharyngeal slits; dorsal hollow nerve cord 
B)  calcified internal plates; notochord 
C)  ciliated larvae; post-anal tail 
D)  Both a and b 
E)  Both b and c

Question 8

Which of the following groups of reptiles has the fewest living members?

Accepted Answer

A)  Snakes and lizards 
B)  Tuataras 
C)  Turtles 
D)  Crocodilians 
E)  Birds 
A)  Snakes and lizards 
B)  Tuataras 
C)  Turtles 
D)  Crocodilians 
E)  Birds

Question 9

A few species of frogs and salamanders are _______, which means they give birth to well-developed young.

Accepted Answer

A)  oviparous 
B)  viviparous 
C)  paedomorphic 
D)  isoparous 
E)  vivimorphic 
A)  oviparous 
B)  viviparous 
C)  paedomorphic 
D)  isoparous 
E)  vivimorphic

Question 10

Dinosaurs dominated Earth for _______ million years.

Accepted Answer

A)  60 
B)  215 
C)  150 
D)  100 
E)  500 
A)  60 
B)  215 
C)  150 
D)  100 
E)  500

Question 11

Which of the following is not a characteristic of echinoderms?

Accepted Answer

A)  Radial symmetry as adults 
B)  An external skeleton 
C)  Lack of a brain 
D)  Bilateral symmetry as larvae 
E)  An extensive fossil record 
A)  Radial symmetry as adults 
B)  An external skeleton 
C)  Lack of a brain 
D)  Bilateral symmetry as larvae 
E)  An extensive fossil record

Question 12

Which of the following observable characteristics places the yunnanzoan fossils in the deuterostome group?

Accepted Answer

A)  Radial symmetry 
B)  Pharyngeal slits 
C)  Radial cleavage 
D)  Formation of the anus from the blastopore 
E)  Light cuticle 
A)  Radial symmetry 
B)  Pharyngeal slits 
C)  Radial cleavage 
D)  Formation of the anus from the blastopore 
E)  Light cuticle

Question 13

Which of the following structures is (are) not a derived trait of chordates?

Accepted Answer

A)  A tail that extends beyond the anus 
B)  The notochord 
C)  A hollow nerve chord 
D)  Pharyngeal slits 
E)  Both c and d 
A)  A tail that extends beyond the anus 
B)  The notochord 
C)  A hollow nerve chord 
D)  Pharyngeal slits 
E)  Both c and d

Question 14

Which of the following statements about birds and reptiles is true?

Accepted Answer

A)  Birds have a lower metabolic rate than reptiles. 
B)  Reptiles give birth to live young, whereas birds lay eggs. 
C)  Birds can breathe and run at the same time, whereas reptiles cannot. 
D)  Birds are amniotes, reptiles are not. 
E)  Reptiles supplement their lung action with gas exchange through their skin, whereas birds depend entirely on their lungs for gas exchange. 
A)  Birds have a lower metabolic rate than reptiles. 
B)  Reptiles give birth to live young, whereas birds lay eggs. 
C)  Birds can breathe and run at the same time, whereas reptiles cannot. 
D)  Birds are amniotes, reptiles are not. 
E)  Reptiles supplement their lung action with gas exchange through their skin, whereas birds depend entirely on their lungs for gas exchange.

Question 15

Homo neanderthalensis

Accepted Answer

A)  had a range that overlapped with that of Homo sapiens. 
B)  had small brains. 
C)  did not have a close evolutionary relationship to Homo sapiens. 
D)  was widespread in Africa and Europe. 
E)  created the paintings found in European caves. 
A)  had a range that overlapped with that of Homo sapiens. 
B)  had small brains. 
C)  did not have a close evolutionary relationship to Homo sapiens. 
D)  was widespread in Africa and Europe. 
E)  created the paintings found in European caves.

Question 16

The outer covering of ecdysozoans

Accepted Answer

A)  is always hard and rigid. 
B)  is always thin and flexible. 
C)  is hard and rigid in larvae but thin in adults. 
D)  ranges from very thin to hard and rigid depending on the species. 
E)  grows throughout life to accommodate a growing body. 
A)  is always hard and rigid. 
B)  is always thin and flexible. 
C)  is hard and rigid in larvae but thin in adults. 
D)  ranges from very thin to hard and rigid depending on the species. 
E)  grows throughout life to accommodate a growing body.

Question 17

Use the following to answer questions:
Match the correct group of organisms from the list below with the evolutionary innovations specified in the questions that follow.

-Jaws
A) Reptiles
B) Birds
C) Ray-finned fishes
D) Chondrichthyans
E) Echinoderms

Accepted Answer

The answer of Use the following to answer questions:
Match the...

Question 18

In the evolutionary lineages leading to dinosaurs and birds, and to mammals, two important factors enabled these organisms to run quickly for long periods of time: a more vertical position assumed by the legs, and special _______ muscles that could operate independently of locomotory muscles.

Accepted Answer

ventilator

Question 19

The transition from aquatic to terrestrial lifestyles required many adaptations in the vertebrate lineage. Which of the following is not one of those adaptations?

Accepted Answer

A)  A shift from gills to air-breathing lungs 
B)  Improvements in the water resistance of skin 
C)  An alteration in the mode of locomotion 
D)  Development of feathers for insulation 
E)  Modifications to the nitrogen elimination system 
A)  A shift from gills to air-breathing lungs 
B)  Improvements in the water resistance of skin 
C)  An alteration in the mode of locomotion 
D)  Development of feathers for insulation 
E)  Modifications to the nitrogen elimination system

Question 20

Amphibians are dependant on water and moist environments for their life cycle. Which stages require an aquatic environment and why is such an environment necessary? Do any amphibians have strategies that allow them to avoid the aquatic stage? If so, describe them.

Accepted Answer

Amphibians generally require an aquatic

Exam 33: Deuterostome Animals

Which of the following statements about echinoderms is false?

Which of the following statements about the Old World primates is false?

The extant species Latimeria chalumnae belongs to a group that is an important link in evolution because it was the first group of

The network of calcified hydraulic canals that functions in gas exchange, locomotion, and feeding in echinoderms is called a _______.

Which of the following is not a trait that could be used to identify an animal as a mammal rather than an amphibian?

The oldest fossil remains of members of our genus, Homo, suggest that early relatives of humans lived

The shared derived characteristics for the echinoderm clade include _______; whereas the shared derived characteristics of chordates include the possession of a _______.

Which of the following groups of reptiles has the fewest living members?

A few species of frogs and salamanders are _______, which means they give birth to well-developed young.

Dinosaurs dominated Earth for _______ million years.

Which of the following is not a characteristic of echinoderms?

Which of the following observable characteristics places the yunnanzoan fossils in the deuterostome group?

Which of the following structures is (are) not a derived trait of chordates?

Which of the following statements about birds and reptiles is true?

Homo neanderthalensis

The outer covering of ecdysozoans

Use the following to answer questions: Match the correct group of organisms from the list below with the evolutionary innovations specified in the questions that follow. -Jaws A) Reptiles B) Birds C) Ray-finned fishes D) Chondrichthyans E) Echinoderms

In the evolutionary lineages leading to dinosaurs and birds, and to mammals, two important factors enabled these organisms to run quickly for long periods of time: a more vertical position assumed by the legs, and special _______ muscles that could operate independently of locomotory muscles.

The transition from aquatic to terrestrial lifestyles required many adaptations in the vertebrate lineage. Which of the following is not one of those adaptations?

Amphibians are dependant on water and moist environments for their life cycle. Which stages require an aquatic environment and why is such an environment necessary? Do any amphibians have strategies that allow them to avoid the aquatic stage? If so, describe them.

Studying Life

Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Signaling and Communication

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinent Dna and Biotechnology

Differential Gene Expression in Development

Development and Evolutionary Change

Evidence and Mechanisms of Evolution

Reconstructing and Using Phylogenies

Species and Their Formation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria and Archaea: the Prokaryotic Domains

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

Fungi: Recyclers, Pathogens, Parasites, and Plant Partners

Animal Origins and the Evolution of Body Plans

Protostome Animals

The Plant Body

Transport in Plants

Plant Nutrition

Regulation of Plant Growth

Reproduction in Flowering Plants

Plant Responses to Environmental Challenges

Physiology, Homeostasis, and Temperature Regulation

Animal Hormones

Immunology: Animal Defense Systems

Animal Reproduction

Animal Development

Neurons and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Function

Musculoskeletal Systems

Gas Exchange in Animals

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen

Animal Behavior

Ecology and the Distribution of Life

Population Ecology

Species Interaction and Coevolution

Community Ecology

Ecosystems and Global Ecology

Conservation Biology

Filters

The shared derived characteristics for the echinoderm clade include _; whereas the shared derived characteristics of chordates include the possession of a _.