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WorksheetsFinal Exam Review
Total questions: 208
Worksheet time: 3hrs 39mins
Homologous chromosomes are COMPLETELY identical.
A chromosome is a single, long DNA molecule in a compact formation.
What are the percentages of the possible genotypes?
What are the percentages of the possible genotypes?
The study of the early stages of development that is one evidence of evolution is:
Homologous Structures
Embryology
Vestigial Organs
Fossils
Which statement about the beetles in this environment is best supported by the data?
The similarities of the bones in the diagram provide evidence that...
The organisms shown lived in the same natural envionrment
The organisms shown may have developed from a common ancestor
The organisms shown have the same genetic diseases
All vertebrate species have identical forelimbs
A prey population consists of individuals with a variety of running speeds.
The adaptation that allows some of these animals to run fast would be an example of natural selection if it helps them —
survive and undergo mutations in their DNA
produce offspring that run at average speeds
reproduce and increase the frequency of their genes in the population
lower the mortality rates of the population
All of the alleles that are present in a population is called...
Genetic Drift
Gene Flow
Gene Pool
Allele Frequency
These limbs provide evidence of common ancestry because they—
Genetic variation can aid in the survival of species when the environment changes.
Which of the following is the best example of an organism with a genetic variation that could improve survival chances over time?
an ant that is resistant to pesticide
a cactus that has no spikes
a bird with a sharp beak
Common baboons live on the savanna in breeding groups called troops. While females tend to stay with the troop, younger or less dominant males may leave to join a neighboring troop.
Which of these is a likely outcome of movement by young males?
Gene flow occurs between the populations
relative genotypic frequencies reach a constant state
Allele frequencies stay the same
What is evolution?
Traits and organisms change slowly over a long period of time
Humans select certain traits and breed for them
Organisms never change based on their environments
A chance event
Why might giraffes have developed their long necks?
Longer necks meant more food could be eaten, helping survival and reproduction
To keep their heads/brains further from predators
Longer necks matched their longer legs
Males needed them to fight each other for females
Why is the fossil record most important to scientists?
It's our only record of dinosaurs
It tells us that very few animals have gone extinct
It suggests that species have evolved over time
It proves that humans have always been alive on Earth
What is natural selection?
Only the organisms most adapted to their environments survive to reproduce
Humans choosing which traits are desirable and breeding for them
Organisms choose to mate with another species that is best adapted for its environment
Survival through mutation
A donkey and a horse produce a mule. The mule offspring is sterile, which means that what type of isolation has occurred?
Reproductive
Behavioral
Temporal
Geographic
A donkey and a horse produce a mule. The mule offspring is sterile, which means that what type of isolation has occurred?
Reproductive
Behavioral
Temporal
Geographic
Why must selected traits be heritable?
If a selected trait is not heritable, it cannot be passed down to the next generation
Heritable traits are those traits that farmers and breeders consider worth passing on
Heritable traits are common in domesticated animals that are used in breeding
A selected trait that is heritable is likely to make an animal easier to domesticate
Which of the following is not a branch of evidence for evolution?
Fossils
Geography
Embryology
Anatomy
Descent with Modification
Which of the following is not one of the principles of natural selection?
Variation
Adaptations
Fossils
Descent with Modification
Overproduction
Wisdom teeth in a human are an example of what type of structure that served a purpose in an ancestor, but does not any more?
Vestigial
Homologous
Analogous
Fossil
Which of the following structures DOES NOT provide evidence of a common ancestor?
Homologous
Analogous
Vestigial
True or False?
Genetic variation within a population is a negative thing.
False
True
Where is the variation within a population stored?
Gene pool
Allele frequencies
Hardy-Weinberg Equilibrium
Genetic Drift
Select the 2 sources of genetic variation.
mutation
recombination
fossils
Hardy-Weinberg Equilibrium
This term measures how common a certain allele is in a given population.
Allele frequency
Gene pool
Genetic Drift
distribution
This graph demonstrates what type of natural selection?
Normal
Directional
Stabilizing
Disruptive
The graph demonstrates what type of natural selection, where an intermediate phenotype is favored?
Stabilizing
Directional
Disruptive
Normal
The graph demonstrates what type of natural selection, where both of the extreme phenotypes are favored?
Disruptive
Stabilizing
Directional
Normal
The observable change in the allele frequencies of a population over time is called...
microevolution
genetic drift
bottleneck effect
founder effect
When an individual moves into a population, they are...
immigrating
emigrating
When an individual moves from a population, they are...
emigrating
immigrating
The movement of alleles between populations is called...
gene flow
gene movement
bottleneck effect
founder effect
This process occurs after an event greatly reduces the size of a population. (HINT: Think about the ants!)
Bottleneck Effect
Founder Effect
Allele Frequency
Recombination
This process occurs after a small number of individuals colonize a new area.
Bottleneck Effect
Founder Effect
Allele Frequency
Gene Flow
True or False?
Genetic drift results in a loss of genetic variation.
Ture
False
Male Warthogs fighting for a mate is an example of what type of sexual selection?
Intrasexual selection
Intersexual selection
Stabilizing selection
Artificial selection
Male peacocks have elaborate tails that attract female peacocks. What type of sexual selection is this?
Intersexual selection
Intrasexual selection
Disruptive Selection
Directional Selection
True or False?
A population that is IN Hardy-Weinberg Equilibrium IS NOT evolving.
True
False
Which of the following does NOT lead to evolution?
Random mating
Mutations
Gene Flow
Genetic Drift
Natural Selection
If real genetic data does not match the fequencies predicted by HW Equilibrium, biologists know the population (is/is not) evolving
Is
Is not
Not enough information
Isolation that involves a physical barrier is what type of isolation?
Behavioral
Reproductive
Geographic
Temporal
Isolation that involves a difference in the timing of reproductive periods is what type of isolation?
Temporal
Behavioral
Geographic
Reproductive
Isolation that involves a courting or mating choice is what type of isolation?
Behavioral
Reproductive
Temporal
Geographic
Isolation where members of different populations can no longer mate successfully is what type of isolation?
Reproductive
Behavioral
Geographic
Temporal
The rise of 2 or more species from one existing species is called...
speciation
isolation
Hardy-Weinberg
Founder Effect
evolution that occurs when similar characteristics develop in unrelated species is called...
Convergent evolution
Divergent evolution
Coevolution
Extinction
Evolution that occurs when related species evolve in different directions is called...
Convergent evolution
Divergent evolution
Coevolution
Extinction
The elimination of a species from Earth is called...
Extinction
Convergent evolution
Divergent evolution
Coevolution
The process in which species evolve in response to changes in each other is called...
Coevolution
Convergent evolution
Divergent evolution
Extinction
Humans can breed dogs together deliberately so that the offspring show certain characteristics. What is this process called?
Artificial selection
Natural seleciton
Sexual selection
Directional selection
An organism's fitness is a measure of...
ability to survive and reproduce
ability to run faster & farther
ability to jump higher
physical strength
Structures that are found in unrelated organisms, but are used for the same purpose are called...
Analogous
Homologous
Vestigial
A system for naming species in which two words are used to name organisms is _____.
cladistics
fan diagramming
binomial nomenclature
dichotomous naming
The science of grouping and naming organisms is ____.
classification
taxonomy
nomenclature
phylogeny
The language used for scientific names is ____ because it does not change.
German
Spanish
Portugese
Latin
what is the taxonomic hierarchy
kingdom
phylum
class
order
family
genus
species
phylum
kingdom
order
class
genus
family
species
kingdom
class
phylum
order
family
genus
species
The 7 levels of classification, most broad to most specific.
Genus, Family, Order, Class, Phylum, Kingdom, Species
Species, Kingdom, Genus, Phylum, Family, Class, Order
Kingdom, Phylum, Class, Order, Family, Genus, Species
Order, Kingdom, Species, Phylum, Family, Class, Genus
Choose the correct way to write the scientific name for humans:
homo sapiens
Homosapiens
Homo sapiens
Homo Sapiens
The scientific name for the cat is Felis catus. Which of the following organisms is most closely related to the cat?
Felis lybica
Panthera tigris
Lynx rufus
Puma concolor
A consumer that eats plants is called a...
autotroph
herbivore
producer
community
As you move upward from level to level in an energy pyramid, energy _____.
increases
decreases
stays the same
increases exponentially
Plants that convert energy from the sun into food are called...
decomposer
primary consumer
secondary consumer
producer
The study of how living things interact with one another and with their environment.
Biology
Geology
Ecology
Paleontology
Different populations of living things that are interacting with each other in the same area
Biome
Ecosystem
Community
Niche
A symbiotic relationship in which both organisms benefit is called...
competition
Mutualism
Commensalism
energy pyramid
A symbiotic relationship in which both organisms benefit is called...
competition
Mutualism
Commensalism
energy pyramid
Which type of symbiotic relationship does this represent?
parasitism
mutualism
commensalism
predation
A symbiotic relationship in which one organism benefits and the other is not affected is called...
Mutualism
Parasitism
Commensalism
Competition
This type of distribution is best described as...
Clumped
Uniform
Random
This type of distribution is best described as...
Clumped
Uniform
Random
This type of distribution is best described as...
Clumped
Uniform
Random
A lizard has an equal chance of survival during infant and adult life stages. What type of survivorship curve will they exhibit?
Type I
Type II
Type III
A polar bear puts a lot of energy into parental care for their young. For this reason, many infant polar bears survive until old age. Which type of survivorship curve does this exhibit?
Type I
Type II
Type III
A salmon can have thousands of eggs at a time. Due to predation & lack of parental care, they have a high infant mortality rate. Which type of survivorship curve does the exhibit?
Type I
Type II
Type III
A salmon can have thousands of eggs at a time. Due to predation & lack of parental care, they have a high infant mortality rate. Which type of survivorship curve does the exhibit?
Type I
Type II
Type III
This type of growth occurs when a population size increases dramatically over a period of time
Logistic
Exponential
Gigantic
Steady
This type of growth occurs when a population begins with a period of exponential growth, before leveling off at a stable size. It is influenced by the amount of resources.
Logistic
Exponential
Steady
Gigantic
This term is composed of all of the physical, chemical, and biological factors that a species needs to survive, stay healthy, & reproduce.
Niche
Habitat
Trophic Level
Producer
The establishment and development of an ecosystem in an area that was previously uninhabited.
Primary succession
Secondary succession
Tertiary succession
The reestablishment of a damaged ecosystem in an area where the soil was left intact.
Primary Succession
Secondary Succession
Tertiary Succession
What are factors that are affected by the number of individuals in a given area called?
Density-Dependent
Density-Independent
Density-Limiting
Limiting-Density
What are factors that limit a population’s growth regardless of the density of the population called?
Density-Dependent
Density-Independent
Density-Limiting
Limiting-Density
What is the maximum number of individuals of a particular species that the environment can normally and consistently support called?
Carrying capacity
Niche
Logistic growth
Survivorship curve
