Exam 1: Science of Zoology and Evolution of Animal Diversity

The term that Darwin used to describe the differential propagation of traits that are favorable for obtaining mates,although not necessarily for survival,is _____________.

(Short Answer)

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Question 21

The most common mode of speciation in animals is sympatric speciation.

(True/False)

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Question 22

A useful method for dating fossil-bearing rocks that are multiple millions to billions of years old is _____________________.

(Short Answer)

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Question 23

Fighting prowess as characterized by unbridled aggression and violence in a competitive world is regarded as the only means of leading to fitness and reproductive advantage.

(True/False)

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Question 24

The biological factors that prevent members of different species from interbreeding are called ___________________.

(Short Answer)

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Question 25

Random changes in gene frequency that occur in small populations comprise the concept of ______________.

(Short Answer)

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Question 26

The theory of evolution by natural selection was proposed by

(Multiple Choice)

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Question 27

The possible use of appendages as sails in aquatic insects that may have incidentally evolved into wings supports an evolutionary position. Multiple Choice Questions

(True/False)

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Question 28

The most serious weakness in Darwin's theory of natural selection was his failure to correctly identify the mechanism of ______________.

(Short Answer)

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Question 29

Which of the following best describes the relationship between organismal ontogeny and phylogeny?

(Multiple Choice)

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Question 30

Lyell is credited with the principle of _____________,which was described in his Principles of Geology.

(Short Answer)

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Question 31

Phenotypic gradualism is generally accepted as fact although phyletic gradualism is still highly controversial.

(True/False)

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Question 32

All of the alleles of all genes possessed by members of a population collectively form the ___________.

(Short Answer)

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Question 33

Darwin's thoughts on evolution were greatly influenced by an essay on populations written by ________________.

(Short Answer)

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Question 34

According to the Hardy-Weinberg Law,the frequency of each allele remains constant generation after generation in a freely interbreeding,sexually reproducing,large population that experiences natural selection.

(True/False)

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Question 35

Darwin's evolutionary theory differs from Lamarck's in being a variational rather than transformational theory.

(True/False)

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Question 36

The main premise underlying Darwinian evolution is that the living world is neither constant nor perpetually cycling,but is always changing.

(True/False)

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Question 37

____________________ is a term which relates to the branching interrelationships of all living things.

(Short Answer)

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Question 38

Evolutionary change in the timing of development is called ______________.

(Short Answer)

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Question 39

The evolutionary history of horses from the Eocene to the present shows the progressive evolutionary change of a single species by natural selection.

(True/False)

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Question 40

Showing 21 - 40 of 47

The term that Darwin used to describe the differential propagation of traits that are favorable for obtaining mates,although not necessarily for survival,is _____________.

The most common mode of speciation in animals is sympatric speciation.

A useful method for dating fossil-bearing rocks that are multiple millions to billions of years old is _____________________.

Fighting prowess as characterized by unbridled aggression and violence in a competitive world is regarded as the only means of leading to fitness and reproductive advantage.

The biological factors that prevent members of different species from interbreeding are called ___________________.

Random changes in gene frequency that occur in small populations comprise the concept of ______________.

The theory of evolution by natural selection was proposed by

The possible use of appendages as sails in aquatic insects that may have incidentally evolved into wings supports an evolutionary position. Multiple Choice Questions

The most serious weakness in Darwin's theory of natural selection was his failure to correctly identify the mechanism of ______________.

Which of the following best describes the relationship between organismal ontogeny and phylogeny?

Lyell is credited with the principle of _____________,which was described in his Principles of Geology.

Phenotypic gradualism is generally accepted as fact although phyletic gradualism is still highly controversial.

All of the alleles of all genes possessed by members of a population collectively form the ___________.

Darwin's thoughts on evolution were greatly influenced by an essay on populations written by ________________.

According to the Hardy-Weinberg Law,the frequency of each allele remains constant generation after generation in a freely interbreeding,sexually reproducing,large population that experiences natural selection.

Darwin's evolutionary theory differs from Lamarck's in being a variational rather than transformational theory.

The main premise underlying Darwinian evolution is that the living world is neither constant nor perpetually cycling,but is always changing.

____________________ is a term which relates to the branching interrelationships of all living things.

Evolutionary change in the timing of development is called ______________.

The evolutionary history of horses from the Eocene to the present shows the progressive evolutionary change of a single species by natural selection.

Animal Ecology

Animal Architecture

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges: Phylum Porifera

Cnidarians and Ctenophores

Acoelomorpha, Platyzoa, and Mesozoa: Flatworms, Gastrotrichs, Gnathiferans, and Mesozoans

Polyzoa and Kryptrochozoa: Cycliophora, Entoprocta, Ectoprocta, Brachiopoda, Phoronida, and Nemertea

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Arthropods

Chaetognaths, Echinoderms, and Hemichordates

Vertebrate Beginnings: the Chordates

Fishes

The Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Birds

Mammals

Filters