Exam 25: Animal Evolutionthe Chordates

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -opossum

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Question 21

Which is NOT one of the four extraembryonic membranes of the amniote egg?

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Question 22

Reptiles are __________ (cold-blooded animals) with scales.

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Question 23

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -salamanders

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Question 24

The first tetrapods evolved

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Question 25

Classification.Select the best choice for the following statements in reference to the five classes listed below. a.Cartilaginous fishes b.Bony fishes c.Amphibians d.Reptilians -Members of this class are fully terrestrial except for reproduction.

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Question 26

Which phylum is most closely related developmentally to the first vertebrates?

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Question 27

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -snakes

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Question 28

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -birds

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Question 29

A __________ is an organ that allows exchange of nutrients between an embryo and its mother.

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Question 30

Which is not true of placoderms?

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Question 31

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -tunicates

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Question 32

Use the illustration above to answer the following questions. -Which structure is a rod of stiffened support tissue?

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Question 33

Invertebrate chordates include and , both marine filter-feeders.

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Question 34

The placental mammalian counterpart of Australia's spiny anteater is the

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Question 35

__________ are tetrapods that live on land but typically return to water to reproduce.

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Question 36

How do lampreys differ from modern jawed fishes?

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Question 37

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -crocodile

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Question 38

The following questions refer to the figure above. -The letter "A" in the above figure represents

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Question 39

MATCHING Matching.Choose the one most appropriate letter for each. a.cartilaginous skeleton; jaws b.reptile with four-chambered heart c.placental mammal d.legless amphibian e.invertebrate chordate; no metamorphosis f.endotherm with feathers g.limbless reptile h.most primitive fishes with jaws; extinct i.modern-day parasitic jawless vertebrate j. marsupial k.adult is called "sea squirt" l. egg-laying mammal m. swim bladder for buoyancy n. may be sexually mature in larval form -sharks

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Question 40

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Exam 25: Animal Evolutionthe Chordates

Which is NOT one of the four extraembryonic membranes of the amniote egg?

Reptiles are __________ (cold-blooded animals) with scales.

The first tetrapods evolved

Classification.Select the best choice for the following statements in reference to the five classes listed below. a.Cartilaginous fishes b.Bony fishes c.Amphibians d.Reptilians -Members of this class are fully terrestrial except for reproduction.

Which phylum is most closely related developmentally to the first vertebrates?

A __________ is an organ that allows exchange of nutrients between an embryo and its mother.

Which is not true of placoderms?

Use the illustration above to answer the following questions. -Which structure is a rod of stiffened support tissue?

Invertebrate chordates include __________ and __________, both marine filter-feeders.

The placental mammalian counterpart of Australia's spiny anteater is the

__________ are tetrapods that live on land but typically return to water to reproduce.

How do lampreys differ from modern jawed fishes?

The following questions refer to the figure above. -The letter "A" in the above figure represents

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Invertebrate chordates include and , both marine filter-feeders.