UIC BIO 120 Exam 1 questions with
verified answers rated A+
Individuals in a population are territorial, experience competition for resources, or have been
planted to minimize competition. - correct answer ✔✔ Under what circumstances would you
expect a population to have a uniform distribution?
The Earth is a great deal cooler than it was during the Paleocene. - correct answer ✔✔
Compared to the mid-Paleocene, 55 million years ago, how warm is the Earth?
Gross primary productivity - correct answer ✔✔ The total amount of biomass or energy fixed by
producers in an ecosystem, per unit area and time, is called which of the following?
Life had a supernatural creator and designer. - correct answer ✔✔ Which of the following
statements about the origin of life is NOT part of our current scientific understanding of life's
origins?
Pandemic zoonoses are particularly likely to originate in places where high densities of humans
encroach on areas of wildlife habitat that harbor high diversity of certain mammals, particularly
bats. - correct answer ✔✔ From your reading of the Predicting the Next Zoonosis paper, which
was an important conclusion of the paper?
To produce haploid "daughter" cells from a diploid progenitor cell, all of which have, half the
DNA and different genetic information than the progenitor and from each other. - correct
answer ✔✔ What is the biological function of Meiosis?
0 - correct answer ✔✔ In mollies, the silver color is recessive to the dominant green color. Two
pure breeding lines are established, one with silver fish and one with green fish. A silver male is
, mated to a green female. All of the resulting F1 offspring are green. What proportion of the
Soren from a MALE F1 have the allele for silver color?
The food competition hypothesis for the origin of long necks is not supported by field studies by
Simmons et al. Most foraging is done at shoulder height. Male giraffes fight for access to
females using their long necks, suggesting sexual selection plays a major role in their evolution,
currently. - correct answer ✔✔ From your reading of Chapter 1 of the textbook, which
statement about the long necks of giraffes is supported?
Excepting sex chromosomes, and unusual noncoding repeated sequences, all humans have the
same genes. It is allelic variation that makes us different from each other. - correct answer ✔✔
Which of the following statements about genes, and allelic variation, are technically accurate?
Folk beliefs are not rigorously tested, and incorrect ideas can proliferatre by folk belief for
centuries. Scientific beliefs are tested, and can be falsified. - correct answer ✔✔ Which
statement about folk belief, compared to scientific information, is valid?
Over human history, the human carrying capacity has characteristically been set by available
farmland and agricultural practices - correct answer ✔✔ Which of the following statements
about human population growth, worldwide, are accurate?
As an agent of disturbance, fire is essential to the maintenence of certain communities, such as
grasslands. - correct answer ✔✔ In terms of community eclogy, which of the following
statements about fire, as an agent of disturbance, are accurate?
All organisms on Earth share a single common ancestor, and have descended from other
species. - correct answer ✔✔ In terms of the tree of life, which of the following statements are
scientifically supported?
Two species live in close assocaition. One species benefits from this relationship, the other is
unaffected. - correct answer ✔✔ Which of the following relationships defines an ecological
commensalism?
verified answers rated A+
Individuals in a population are territorial, experience competition for resources, or have been
planted to minimize competition. - correct answer ✔✔ Under what circumstances would you
expect a population to have a uniform distribution?
The Earth is a great deal cooler than it was during the Paleocene. - correct answer ✔✔
Compared to the mid-Paleocene, 55 million years ago, how warm is the Earth?
Gross primary productivity - correct answer ✔✔ The total amount of biomass or energy fixed by
producers in an ecosystem, per unit area and time, is called which of the following?
Life had a supernatural creator and designer. - correct answer ✔✔ Which of the following
statements about the origin of life is NOT part of our current scientific understanding of life's
origins?
Pandemic zoonoses are particularly likely to originate in places where high densities of humans
encroach on areas of wildlife habitat that harbor high diversity of certain mammals, particularly
bats. - correct answer ✔✔ From your reading of the Predicting the Next Zoonosis paper, which
was an important conclusion of the paper?
To produce haploid "daughter" cells from a diploid progenitor cell, all of which have, half the
DNA and different genetic information than the progenitor and from each other. - correct
answer ✔✔ What is the biological function of Meiosis?
0 - correct answer ✔✔ In mollies, the silver color is recessive to the dominant green color. Two
pure breeding lines are established, one with silver fish and one with green fish. A silver male is
, mated to a green female. All of the resulting F1 offspring are green. What proportion of the
Soren from a MALE F1 have the allele for silver color?
The food competition hypothesis for the origin of long necks is not supported by field studies by
Simmons et al. Most foraging is done at shoulder height. Male giraffes fight for access to
females using their long necks, suggesting sexual selection plays a major role in their evolution,
currently. - correct answer ✔✔ From your reading of Chapter 1 of the textbook, which
statement about the long necks of giraffes is supported?
Excepting sex chromosomes, and unusual noncoding repeated sequences, all humans have the
same genes. It is allelic variation that makes us different from each other. - correct answer ✔✔
Which of the following statements about genes, and allelic variation, are technically accurate?
Folk beliefs are not rigorously tested, and incorrect ideas can proliferatre by folk belief for
centuries. Scientific beliefs are tested, and can be falsified. - correct answer ✔✔ Which
statement about folk belief, compared to scientific information, is valid?
Over human history, the human carrying capacity has characteristically been set by available
farmland and agricultural practices - correct answer ✔✔ Which of the following statements
about human population growth, worldwide, are accurate?
As an agent of disturbance, fire is essential to the maintenence of certain communities, such as
grasslands. - correct answer ✔✔ In terms of community eclogy, which of the following
statements about fire, as an agent of disturbance, are accurate?
All organisms on Earth share a single common ancestor, and have descended from other
species. - correct answer ✔✔ In terms of the tree of life, which of the following statements are
scientifically supported?
Two species live in close assocaition. One species benefits from this relationship, the other is
unaffected. - correct answer ✔✔ Which of the following relationships defines an ecological
commensalism?
