Question 1

The colonial theory of animal origins states that animals ____.

Accepted Answer

A)  migrated on land from sponge colonies in the ocean 
B)  originated in the colonial geologic period 
C)  evolved from autotrophic green alga colonies 
D)  evolved from a heterotrophic protist that formed colonies 
E)  colonized land before they colonized the seas 
A)  migrated on land from sponge colonies in the ocean 
B)  originated in the colonial geologic period 
C)  evolved from autotrophic green alga colonies 
D)  evolved from a heterotrophic protist that formed colonies 
E)  colonized land before they colonized the seas

Question 2

Which was an early tetrapod innovation?

Accepted Answer

A)  limbs evolved from dorsal fins 
B)  cartilaginous pectoral girdle 
C)  four-chambered heart 
D)  stereoscopic vision 
E)  inner ear changes to detect airborne sounds 
A)  limbs evolved from dorsal fins 
B)  cartilaginous pectoral girdle 
C)  four-chambered heart 
D)  stereoscopic vision 
E)  inner ear changes to detect airborne sounds

Question 3

How do turtles differ from other reptiles?

Accepted Answer

A)  T hey are mostly predators. 
B)  T hey do not have internal fertilization. 
C)  T hey give birth to live young. 
D)  T hey do not have teeth. 
E)  T hey must live part of their life in water. 
A)  T hey are mostly predators. 
B)  T hey do not have internal fertilization. 
C)  T hey give birth to live young. 
D)  T hey do not have teeth. 
E)  T hey must live part of their life in water.

Question 4

Sponges are ____.

Accepted Answer

A)  herbivores 
B)  filter feeders 
C)  scavengers 
D)  predators 
E)  carnivores 
A)  herbivores 
B)  filter feeders 
C)  scavengers 
D)  predators 
E)  carnivores

Question 5

Many primate adaptations were responses to living in ____.

Accepted Answer

A)  warm climates 
B)  trees 
C)  underground burrows 
D)  deserts 
E)  grasslands 
A)  warm climates 
B)  trees 
C)  underground burrows 
D)  deserts 
E)  grasslands

Question 6

Which part of the amphibian life cycle prevents them from being fully terrestrial?

Accepted Answer

A)  finding a mate 
B)  reproduction 
C)  respiration 
D)  obtaining food 
E)  locomotion 
A)  finding a mate 
B)  reproduction 
C)  respiration 
D)  obtaining food 
E)  locomotion

Question 7

Among the following, bats are most closely related to ____.

Accepted Answer

A)  birds 
B)  rats 
C)  foxes 
D)  squirrels 
E)  monkeys 
A)  birds 
B)  rats 
C)  foxes 
D)  squirrels 
E)  monkeys

Question 8

Which of the following invertebrates is most closely related to vertebrates?

Accepted Answer

A)  lancelets 
B)  tunicates 
C)  sea stars 
D)  earthworms 
E)  leeches 
A)  lancelets 
B)  tunicates 
C)  sea stars 
D)  earthworms 
E)  leeches

Question 9

Most animal lineages evolved during the ____ period.

Accepted Answer

A)  Cretaceous 
B)  Devonian 
C)  Ordovician 
D)  Silurian 
E)  Cambrian 
A)  Cretaceous 
B)  Devonian 
C)  Ordovician 
D)  Silurian 
E)  Cambrian

Question 10

The wet-nose and cleft upper lip of the _____ does not allow these primates the range of facial expressions and vocalizations observed in the anthropoids.

Accepted Answer

A)  orangutan 
B)  lemur 
C)  spider monkey 
D)  gorilla 
E)  human 
A)  orangutan 
B)  lemur 
C)  spider monkey 
D)  gorilla 
E)  human

Question 11

Which group of organisms has an exoskeleton?

Accepted Answer

A)  annelids 
B)  arthropods 
C)  cnidarians 
D)  roundworms 
E)  flatworms 
A)  annelids 
B)  arthropods 
C)  cnidarians 
D)  roundworms 
E)  flatworms

Question 12

The vertebrate lung first appeared in ____.

Accepted Answer

A)  fishes 
B)  amphibians 
C)  reptiles 
D)  birds 
E)  mammals 
A)  fishes 
B)  amphibians 
C)  reptiles 
D)  birds 
E)  mammals

Question 13

Which of the organisms below give support for the colonial theory of animal origins?

Accepted Answer

A)  Spriggina 
B)  choanoflagellates 
C)  Ediacarans 
D)  trilobites 
E)  club fungi 
A)  Spriggina 
B)  choanoflagellates 
C)  Ediacarans 
D)  trilobites 
E)  club fungi

Question 14

Which organism is not an arachnid?

Accepted Answer

A)  spider 
B)  scorpion 
C)  tick 
D)  ant 
E)  mite 
A)  spider 
B)  scorpion 
C)  tick 
D)  ant 
E)  mite

Question 15

Which was the most likely food source for the first terrestrial tetrapods?

Accepted Answer

A)  leaves 
B)  insects 
C)  small mammals 
D)  worms 
E)  eggs 
A)  leaves 
B)  insects 
C)  small mammals 
D)  worms 
E)  eggs

Question 16

Sea anemones are ____.

Accepted Answer

A)  polyp forms of cnidarians 
B)  medusa forms of cnidarians 
C)  spongiforms of cnidarians 
D)  spongiforms of echinoderms 
E)  polyp forms of echinoderms 
A)  polyp forms of cnidarians 
B)  medusa forms of cnidarians 
C)  spongiforms of cnidarians 
D)  spongiforms of echinoderms 
E)  polyp forms of echinoderms

Question 17

Which animal nurses its young, has forward facing eyes, nails on its fingers and toes, and a moist nose?

Accepted Answer

A)  a lemur 
B)  a tarsier 
C)  a bird 
D)  a new world monkey 
E)  a human 
A)  a lemur 
B)  a tarsier 
C)  a bird 
D)  a new world monkey 
E)  a human

Question 18

Which of the following traits allowed for evolutionary innovations in body form?

Accepted Answer

A)  bilateral symmetry 
B)  segmentation 
C)  coelomate evolution 
D)  ectoderm development 
E)  gastrovascular cavities 
A)  bilateral symmetry 
B)  segmentation 
C)  coelomate evolution 
D)  ectoderm development 
E)  gastrovascular cavities

Question 19

The earliest hominin fossils were found in ____.

Accepted Answer

A)  Africa 
B)  Asia 
C)  Australia 
D)  the South Pacific 
E)  Europe 
A)  Africa 
B)  Asia 
C)  Australia 
D)  the South Pacific 
E)  Europe

Question 20

How do ray-finned fish keep from sinking?

Accepted Answer

A)  T hey are constantly swimming. 
B)  T heir fins are constantly moving. 
C)  T hey have lungs that are always filled with air. 
D)  T hey have a swim bladder that is filled with gas. 
E)  T hey have a skeleton that is less dense than the surrounding water. 
A)  T hey are constantly swimming. 
B)  T heir fins are constantly moving. 
C)  T hey have lungs that are always filled with air. 
D)  T hey have a swim bladder that is filled with gas. 
E)  T hey have a skeleton that is less dense than the surrounding water.

Exam 16: Animal Evolution

The colonial theory of animal origins states that animals ____.

Which was an early tetrapod innovation?

How do turtles differ from other reptiles?

Sponges are ____.

Many primate adaptations were responses to living in ____.

Which part of the amphibian life cycle prevents them from being fully terrestrial?

Among the following, bats are most closely related to ____.

Which of the following invertebrates is most closely related to vertebrates?

Most animal lineages evolved during the ____ period.

The wet-nose and cleft upper lip of the _____ does not allow these primates the range of facial expressions and vocalizations observed in the anthropoids.

Which group of organisms has an exoskeleton?

The vertebrate lung first appeared in ____.

Which of the organisms below give support for the colonial theory of animal origins?

Which organism is not an arachnid?

Which was the most likely food source for the first terrestrial tetrapods?

Sea anemones are ____.

Which animal nurses its young, has forward facing eyes, nails on its fingers and toes, and a moist nose?

Which of the following traits allowed for evolutionary innovations in body form?

The earliest hominin fossils were found in ____.

How do ray-finned fish keep from sinking?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters