Bio 114 Exam 1 Review Questions and Correct Answers
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Course
BIO 114
Institution
BIO 114
Competitive exclusion In parts of the city with only tall buildings (over two stories),competitive exclusion of species 1 may occur.
Disturbance an event that changes a community Frequency v Intensity Natural v Human-caused
Succession broad directional changes in species composition over long per...
Bio 114 Exam 1 Review Questions and
Correct Answers
Competitive exclusion ✅In parts of the city with only tall buildings (over two
stories),competitive exclusion of species 1 may occur.
Disturbance ✅an event that changes a community
Frequency v Intensity
Natural v Human-caused
Succession ✅broad directional changes in species composition over long periods of
time
Promote, succession stages ✅Disturbance is an important component of succession
because it tends to ___________ earlier _______________
New, unoccupied, community ✅Primary Succession occurs in a _______ and
_________terrestrial site. If some primitive organisms came to stay at that new place
and establishes a colony by surviving well, gradually the place where no organisms
exist prior would becomes a ___________
Primary succession ✅the establishment of community of wide varieties plants and
animals in a volcanic island is an example of
Secondary succession, colonization, species ✅______________occurs at a place
where already existed was destroyed by some natural or human activities. The
destruction allows a new place for the ___________ of new _________
Inheritance of acquired characteristics ✅Species have changed due to
Inherited traits ✅Darwin's first inference from recurring observations was that Members
of a population often vary in their ______________
More, survive and reproduce ✅Darwin's second inference from recurring observations
was that
Species can produce ______ offspring than the environment can support, and many of
these offspring fail to ____________________ (carrying capacity (k))
Natural selection ✅Individuals that are well suited
To their environment tend to leave more
Offspring than other individuals is known as
Adaptation ✅Over time, favorable traits
, Accumulate in the population is known as
Genetic change ✅_____________ is A change in allele (genotype) frequencies
Evolution ✅_____________ is Genetic change in populations over time
Predictions ✅____________ can be tested through observation and experimentation
Extinction events
Transitional features
Vestigial Traits ✅_______________ document species change over time
Direct observations
Homology
Biogeography ✅___________ document species have common ancestry
Extinction events
Transitional features ✅_________ document evolution through fossils
Vestigial ✅_____________ means that the structure in an organism that has lost its all
or most of the original functions in the course of evolution. Ex. Human tail, appendix
Homology ✅similarity resulting from common ancestry
Biogeography ✅Study of past and present distribution of organisms
Really helps to have some hard parts ✅_________ is Tissue/Taxonomic Bias
fossilization
Sink to the bottom of some body of water
Get covered with sediment ✅________ is habitat basis fossilization
Avoid destruction in the earth's crust ✅__________ is temporal bias fossilization
Domestic animals & crops
Antibiotic resistant bacteria
Round-up resistant weeds ✅examples of direct observation of evolution
Homologous, analogous ✅the bones of the pterosaur are ________ as they have the
same basic structure whereas the wings of pterosaur do not have the same structure
but perform a similar function which is flying which is _________ .
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