Question 1

Sharks, rays, and skates belong to the

Accepted Answer

A) Aves. 
B) Amphibia. 
C) Chondrichthyes. 
D) Osteichthyes. 
E) Reptilia. 
A) Aves. 
B) Amphibia. 
C) Chondrichthyes. 
D) Osteichthyes. 
E) Reptilia.

Question 2

The "tunic" of tunicate refers to

Accepted Answer

A) a body covering. 
B) the type of food-gathering mechanism. 
C) muscle arrangements in the larva. 
D) the immature stage of a true fish. 
E) organ rotation during reorganization. 
A) a body covering. 
B) the type of food-gathering mechanism. 
C) muscle arrangements in the larva. 
D) the immature stage of a true fish. 
E) organ rotation during reorganization.

Question 3

Which of the following statements is false about amphibians?

Accepted Answer

A) There are currently about 5,500 known species. 
B) Many species are declining in abundance. 
C) Several species of frogs and salamanders are now listed as threatened or endangered. 
D) Chemical pollution of aquatic habitats is not a contributing factor to their current problems. 
E) Mark Twain's "celebrated jumping frog" is at risk. 
A) There are currently about 5,500 known species. 
B) Many species are declining in abundance. 
C) Several species of frogs and salamanders are now listed as threatened or endangered. 
D) Chemical pollution of aquatic habitats is not a contributing factor to their current problems. 
E) Mark Twain's "celebrated jumping frog" is at risk.

Question 4

The letter "D" in the above figure represents

Accepted Answer

A) humerus 
B) pectoral girdle 
C) skull 
D) sternum 
E) pelvic girdle 
A) humerus 
B) pectoral girdle 
C) skull 
D) sternum 
E) pelvic girdle

Question 5

Which of the following is NOT a characteristic of birds?

Accepted Answer

A) feathers modified from scales 
B) a four-chambered heart 
C) excellent vision 
D) migratory behavior 
E) teeth 
A) feathers modified from scales 
B) a four-chambered heart 
C) excellent vision 
D) migratory behavior 
E) teeth

Question 6

The first known primates were characterized as

Accepted Answer

A) arboreal and nocturnal. 
B) ground-dwelling and nocturnal. 
C) arboreal and diurnal. 
D) ground-dwelling and diurnal. 
E) none of these. 
A) arboreal and nocturnal. 
B) ground-dwelling and nocturnal. 
C) arboreal and diurnal. 
D) ground-dwelling and diurnal. 
E) none of these.

Question 7

Primates apparently arose from ancestral forms of

Accepted Answer

A) Insectivora, which includes omnivorous shrews and moles. 
B) Carnivora, which includes dogs, cats, and seals. 
C) Rodentia, which includes mice and beavers. 
D) Metatheria, which includes the opossum and kangaroo. 
E) Primata, which means first. 
A) Insectivora, which includes omnivorous shrews and moles. 
B) Carnivora, which includes dogs, cats, and seals. 
C) Rodentia, which includes mice and beavers. 
D) Metatheria, which includes the opossum and kangaroo. 
E) Primata, which means first.

Question 8

Fossils of the earliest known true hominids are approximately how many millions of years old?

Accepted Answer

A) more than 20 
B) about 10 
C) between 5 and 2 
D) less than 0.5 
E) none of these 
A) more than 20 
B) about 10 
C) between 5 and 2 
D) less than 0.5 
E) none of these

Question 9

The feeding habits of lampreys are best described as

Accepted Answer

A) suspension feeding. 
B) predatory. 
C) parasitic. 
D) scavenging. 
E) all of these. 
A) suspension feeding. 
B) predatory. 
C) parasitic. 
D) scavenging. 
E) all of these.

Question 10

The malformation in the animal pictured in the figure above is caused by which of the following?

Accepted Answer

A) increases in UV light 
B) chytrid fungi 
C) a parasitic fluke 
D) introduction of an alien amphibian 
E) none of these 
A) increases in UV light 
B) chytrid fungi 
C) a parasitic fluke 
D) introduction of an alien amphibian 
E) none of these

Question 11

The primate-like mammals first arose about how many million years ago?

Accepted Answer

A) 95 
B) 65 
C) 45 
D) 25 
E) 15 
A) 95 
B) 65 
C) 45 
D) 25 
E) 15

Question 12

All EXCEPT which of the following have cartilaginous skeletons?

Accepted Answer

A) sharks 
B) lampreys 
C) perch 
D) Manta rays 
E) stingrays 
A) sharks 
B) lampreys 
C) perch 
D) Manta rays 
E) stingrays

Question 13

Archaeopteryx is a transitional form between

Accepted Answer

A) birds and mammals. 
B) mammals and reptiles. 
C) birds and reptiles. 
D) fish and amphibians. 
E) amphibians and reptiles. 
A) birds and mammals. 
B) mammals and reptiles. 
C) birds and reptiles. 
D) fish and amphibians. 
E) amphibians and reptiles.

Question 14

The dinosaurs disappeared at the end of which period?

Accepted Answer

A) Cretaceous 
B) Permian 
C) Triassic 
D) Jurassic 
E) Tertiary 
A) Cretaceous 
B) Permian 
C) Triassic 
D) Jurassic 
E) Tertiary

Question 15

Which of the following is NOT a feature that is found exclusively among all vertebrates?

Accepted Answer

A) notochord 
B) pharyngeal gill slits 
C) four legs 
D) post-anal tail 
E) dorsal nerve cord 
A) notochord 
B) pharyngeal gill slits 
C) four legs 
D) post-anal tail 
E) dorsal nerve cord

Question 16

The great adaptive radiation of hominoids in the Miocene is attributable to

Accepted Answer

A) the proliferation of complex forests. 
B) an extended cooling and drying trend. 
C) the advent of bipedalism. 
D) the evolution of a large brain. 
E) changes in tooth structure. 
A) the proliferation of complex forests. 
B) an extended cooling and drying trend. 
C) the advent of bipedalism. 
D) the evolution of a large brain. 
E) changes in tooth structure.

Question 17

A hominid of Europe and Asia that became extinct nearly 30,000 years ago was

Accepted Answer

A) a dryopith. 
B) Australopithecus. 
C) Homo erectus. 
D) Homo neanderthalensis 
E) Homo floresiensis. 
A) a dryopith. 
B) Australopithecus. 
C) Homo erectus. 
D) Homo neanderthalensis 
E) Homo floresiensis.

Question 18

Perhaps the greatest asset possessed by early hominids was

Accepted Answer

A) their use of many different kinds of foods. 
B) the ability to walk without using the forelimbs. 
C) a heavy, muscular build. 
D) the ability to reason and learn. 
E) less hair on the body. 
A) their use of many different kinds of foods. 
B) the ability to walk without using the forelimbs. 
C) a heavy, muscular build. 
D) the ability to reason and learn. 
E) less hair on the body.

Question 19

Egg-laying mammals

Accepted Answer

A) have no nipples yet produce milk. 
B) are commonly found in North America. 
C) are hairless. 
D) are confined to South America. 
E) bear their young into permanent pouches. 
A) have no nipples yet produce milk. 
B) are commonly found in North America. 
C) are hairless. 
D) are confined to South America. 
E) bear their young into permanent pouches.

Question 20

The "ruling reptiles"

Accepted Answer

A) dominated the land for 125 million years. 
B) coexisted with ichthyosaurs. 
C) coexisted with turtles and tuataras. 
D) lost many lineages in a mass extinction that ended the Jurassic. 
E) did all of these. 
A) dominated the land for 125 million years. 
B) coexisted with ichthyosaurs. 
C) coexisted with turtles and tuataras. 
D) lost many lineages in a mass extinction that ended the Jurassic. 
E) did all of these.

Exam 26: Animal Evolution the Chordates

Sharks, rays, and skates belong to the

The "tunic" of tunicate refers to

Which of the following statements is false about amphibians?

The letter "D" in the above figure represents

Which of the following is NOT a characteristic of birds?

The first known primates were characterized as

Primates apparently arose from ancestral forms of

Fossils of the earliest known true hominids are approximately how many millions of years old?

The feeding habits of lampreys are best described as

The malformation in the animal pictured in the figure above is caused by which of the following?

The primate-like mammals first arose about how many million years ago?

All EXCEPT which of the following have cartilaginous skeletons?

Archaeopteryx is a transitional form between

The dinosaurs disappeared at the end of which period?

Which of the following is NOT a feature that is found exclusively among all vertebrates?

The great adaptive radiation of hominoids in the Miocene is attributable to

A hominid of Europe and Asia that became extinct nearly 30,000 years ago was

Perhaps the greatest asset possessed by early hominids was

Egg-laying mammals

The "ruling reptiles"

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters