Anthropology 201 – Introduction to Primatology and Human Evolution. The Midterm I only covers materials from Chapter 1 to 4. The subjects include Adaptation by Natural Selection, Genetics, Modern Synthesis and Speciation and Phylogeny. Spending on your professor and class number, some or all questions may or may not appear on your exam.

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Anthropology 201 (ANTH 201-UCAL) Midterm Exam I

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Most Anthropology 201 exams are multiple choice. Click Start to begin.

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Question 1

A population is undergoing stabilizing selection when... (ID-PEM1-26)

A	selection pressures that favor average phenotypes without altering the mean value of a trait.
B	females choose who they mate with.
C	there is selection that favors novel genotypes and thus leads to genetic change.
D	altruistic acts will be favored by selection if the product of the benefit to the recipient.
E	there is selection against novel mutants that preserves the existing genotype.
F	an evolutionary change occurs as a result of a second selection correlated to that change.

Question 1 Explanation:

Chapter 1 - Adaptation by Natural Selection

Question 2

A small German religious sect called Dunkers has few hundred individuals and the population never got bigger. As a result, the MN blood grouos were at different levels compared to the general population of Germany. This is an example of what biological/genetic process? (ID-PEM1-32)

A	Genetic drift
B	Natural selection
C	Macroevolution
D	Mutation

Question 3

Genetic variability and changes in genotypic frequencies only occurs in sexually reproductive species. (ID-PEM1-17)

A	True
B	False

Question 4

Which of the following describe a proper chain of events that lead to formation of proteins? (ID-PEM1-12)

A	Nuclear division result in production of DNA which transcript into proteins.
B	DNA translation results in mRNAs which are transcript into proteins.
C	DNA transcription results in mRNAs which are translate into proteins.
D	DNA produces the proteins which later translate into mRNAs.
E	DNA produces the proteins which later transcript into mRNAs.

Question 5

The structure of 3 bones in mammalian limbs is an example of... (ID-PEM1-35)

A	None of the answers are correct.
B	convergent evolution.
C	an analogous trait.
D	a homologous trait.

Question 5 Explanation:

Chapter 4 - Speciation and Phylogeny
Chapter 5 - Primate Diversity and Ecology

Question 6

Which of the following statement is correct? (ID-PEM1-07)

A	Discontinuous variation is important for the evolution of complex adaptations.
B	Complex adaptions are almost always caused by mixing of two different species or organisms.
C	Complex adaptations are often caused by rapid genetic mutations within the dominant allele.
D	Complex adaptations arise through the accumulation of small random variations.
E	Complex adaptations often result in distinct phenotype with no intermediate within populations.

Question 7

Microevolution is highly controlled by which of the following? (ID-PEM1-25)

A	Ecological evolution
B	Only through genetic drift
C	Molecular evolution occurs through small changes in the molecular or cellular level
D	Mutation, natural selection and gene flow
E	Speciation
F	Mutation, natural and artificial selection and gene flow

Question 7 Explanation:

Note: The process of speciation may fall within the purview of either, depending on the forces thought to drive it. In multiple choice exams, you are expected to choose the best answer not good enough answer.

Question 8

What is the genotypic frequency of genotype AA if 4,000 individuals in a population of 15,000 carries genotype AA? (ID-PEM1-13)

A	4,000
B	1.33
C	3.75
D	0.27
E	15,000

Question 8 Explanation:

Frequency AA = 4,000 / 15,000

Question 9

Evolution of similar adaptations in unrelated species is known as... (ID-PEM1-08)

A	hominoid effect.
B	convergence.
C	homology.
D	divergence.
E	heritability.

Question 10

According to Charles Darwin's theory of adaptation, which of the following limit growth of populations? Choose the best answer. (ID-PEM1-03)

A	Limited environmental resources.
B	Fitness variation.
C	Inheritance variation.
D	Slow genetic diversification.
E	Slow and/or poor adaptation to changing environment.

Question 11

Which of the following statement is correct? (ID-PEM1-21)

A	Humans and most vertebrates have compound eyes.
B	Early primates produced their offspring through fertilized eggs outside of their bodies (like birds).
C	Some primates do not have vertebrates.
D	Insects have compound eyes.
E	Arboreal primates are exclusively meat eaters.

Question 12

Why is it important to construct phylogenetic trees? (ID-PEM1-31)

A	To understand why species evolved certain traits
B	To understand what species consumed/eat
C	To understand the mechanism by which new traits evolve
D	All of the answers listed here are correct

Question 13

According to the Mendelian genetics, the breeding of F1 generation will produce which of the following? (ID-PEM1-10)

A	Generation with higher genetic diversity than the parent generation.
B	F0 generation
C	Generation with both physical characteristics of the F1 generation parents.
D	F2 generation
E	Much more advanced generation than the parent F1 generation.

Question 14

Which of the following statement is correct on natural selection? (ID-PEM1-04)

A	It operates exclusively on the phenotype of organisms.
B	It is the primary driving mechanism for genetic diversification.
C	It will only respond to biological pressures and have no influence from environmental and other factors.
D	It favors better genes over poorly adapted genes within populations.
E	It always benefits the population.

Question 15

What is the best description of genes? (ID-PEM1-09)

A	A segment of the chromosome that produces a recognizable effect on phenotype and segregates as a unit during gamete formation.
B	The fraction of the chromosome at a genetic locus that are a particular allele, which can result in different phenotype.
C	A segment of the DNA in eukaryotes that is translated into protein.
D	A linear body in the cell nucleus and appears during cell division.

Question 16

A population of birds is affected by a drought and small seeds are all destroyed. As a result birds with large beaks have an advantage and the mean beak size in the population increases. This is an example of which of the following? (ID-PEM1-33)

A	Environmental section
B	Biophysical selection
C	Stabilizing selection
D	Disruptive selection
E	Directional selection

Question 16 Explanation:

Chapter 1 - Adaptation by Natural Selection

Question 17

What is the term used to describe the study of how individual traits are transmitted from one generation to the next? (ID-PEM1-23)

A	Evolutionary biology
B	Genetics
C	Ecology
D	Homology
E	Cell biology
F	Analogy

Question 18

Which of the following cross breeding would most likely produce all types of genotypes? (ID-PEM1-11)

A	Cross bread between aA x BB
B	Cross bread between AA x aB
C	Cross bread between aa x bb
D	Cross bread between aA x aB
E	Cross bread between AA x BB

Question 19

Which of the following is the best example of environmental variation? (ID-PEM1-18)

A	Two different colours of the peas observed by Mendel during his experiments.
B	Different speed of swimming within the same the same species of fish in the same pond.
C	People who live in the mountain regions of Himalayas are more adapted to high altitude living than people in Calgary.
D	Dramatic differences in distribution of body weight across countries with high GDP and countries with low GDP.
E	Slight variation in skin colour within the same Northern European population of humans.

Question 20

Majority of the shifts in genotypic frequencies are caused by which of following? (ID-PEM1-14)

A	Cellular division
B	Abnormal genetic mutations
C	Exposure to harmful chemicals and other hazards within the environment.
D	Introduction of new species to a region.
E	Sexual reproduction

Question 21

Which of the following is the taxonomic name given to a closely related species who descended fairly recently from a common ancestor? (ID-PEM1-02)

A	Kingdom
B	Superfamily
C	Genus
D	Species
E	Family

Question 22

What is comparative method? (ID-PEM1-20)

A	A method for establishing the function of a phenotypic trait by comparing different species.
B	A method for establishing the function of a genetic and phenotypic trait by comparing different species.
C	None of the answers posted here are correct.
D	A method for establishing the function of a genetic trait by comparing different species.
E	A method for establishing relationships between different species using statistical analysis of historical evolutionary changes.

Question 23

The modern synthesis refers to the combination of... (ID-PEM1-34)

A	Mendelian and modern biology.
B	modern genetics and Darwinism.
C	modern anthropology with animal behavior.
D	Mendelian and blending inheritance.
E	anthropology and biology.

Question 23 Explanation:

Chapter 3: The Modern Synthesis

Question 24

What is the primary function of the hemoglobin protein? (ID-PEM1-30)

A	Transportation of oxygen.
B	Encoding of DNA, mRNA and tRNA molecules.
C	Production of new blood cells.
D	Development of complex genetic structures.
E	Breaking down of fats and lipids for energy processing.

Question 25

The gametes are produced during ____ and cells that contain only one copy of each chromosomes are said to be ____. Answers are in respective order. (ID-PEM1-06)

A	gene mutation , diploid
B	mitosis , diploid
C	sexual reproduction , diploid
D	meiosis , haploid
E	sexual reproduction , haploid

Question 26

Which of the following scientist laid the foundation for the modern binomial nomenclature? (ID-PEM1-01)

A	None of the listed answers are correct.
B	Gregor Mendel
C	Charles Darwin
D	Charles Lyell
E	Carolus Linnaeus

Question 27

Which of the following is true about biological variation? (ID-PEM1-27)

A	Fecundity is inversely proportional to frequency of biological variation within a population.
B	Darwin thought that discontinuous variation did not play an important role in evolution.
C	Biological variations can only be studied using genetics because phenotype have too many variables.
D	Distribution of heights of people is a good example of discontinuous variation.
E	It is observed that small random variations are insignificant and have no impact on the natural selection.

Question 28

According to Darwin's theory of evolution, which of the following statement is correct? (ID-PEM1-24)

A	Tortoises are the modern descendants of glyptodonts.
B	All individuals have an equal chance of surviving and reproducing.
C	None of the statements posted here are correct.
D	All of the statements posted here are correct.
E	Species are immutable.

Question 29

Which of the following is the correct DNA pair? (ID-PEM1-28)

A	A-G and T-H
B	A-C and T-G
C	A-T and C-G
D	A-H and T-C
E	A-G and C-T

Question 30

Closely related ______ are grouped together into one genus. (ID-PEM1-15)

A	genus
B	phylas
C	orders
D	families
E	species

Question 31

The information encoded in ____ determines the structure of proteins in the following way. Inside the nucleus, an ____ copy is made of the original DNA template. Answers are in respective order. (ID-PEM1-29)

A	DNA , mRNA
B	tRNA , DNA
C	mRNA , DNA
D	DNA , tRNA

Question 32

Which of the two sections are not found in original Linnaean hierarchy? (ID-PEM1-16)

A	Phylum and Family
B	Class and Species
C	Order and Family
D	Genus and Species

Question 33

The observation that birds with certain beak type most likely to survive and reproduce can be best described as a ____ observation. (ID-PEM1-05)

A	theoretical
B	species
C	statistical
D	genetic
E	morphological

Question 34

Reproductive isolation occurs most likely as a result of which of the following? (ID-PEM1-22)

A	Increase in gene flow.
B	Differences in sexual organs.
C	Mutations in gametes caused by either environmental or biological factors.
D	Population pressures due to rapid growth.
E	Increased in predatory organisms within an environment.

Question 35

The mating system include all of the following except, (ID-PEM1-19)

A	nurturing behavior.
B	form of courtship.
C	parenting behavior.
D	mating methods.

Question 35 Explanation:

You could argue that nurturing behavior also part of the mating system. However, the textbook definition does not support such a claim.

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Credits: Based on the excellent class notes provided by, TBA during Winter 2013 and textbook ISBN-978-0-393-93271-3. This version has been updated on between September and December 2015.
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Sanuja Senanayake

Anthropology 201-University of Calgary

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Anthropology 201 (ANTH 201-UCAL) Midterm Exam I

Standing on the shoulders of giants

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Anthropology 201 (ANTH 201-UCAL) Midterm Exam I

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Standing on the shoulders of giants