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BIO 210 FINAL EXAM GENETICS 2025 ACTUAL EXAM
120 QUESTIONS AND CORRECT DETAILED VERIFIED
ANSWERS) |ALREADY GRADED A+
1. Prior to the publication of Charles Darwin’s book, On the Origin of Species, what was the prevailing
public consensus regarding species evolution?
a. That species evolved by means of natural selection
b. That species evolved through physical changes that led to success
c. That species were modified over time, but did not change into new species
d. That species were permanent and unchanging - answer-d. That species were permanent and
unchanging
2. What contribution did Charles Lyell make?
a. He provided the first evidence that the Earth is much older than was previously thought
b. He found some bird specimens on the Galapagos Islands
c. He suggested that life evolves through physical changes within the life span of an organism
d. He found some fossils of extinct species - answer-a. He provided the first evidence that the Earth is
much older than was previously thought
3. What prompted Darwin to publish his book decades after he began writing it?
a. A colleague (Alfred Wallace) was about to publish a similar manuscript
b. After years of searching, he finally found a publisher willing to accept it
c. He had completed the last of his experiments
d. He had returned from his voyage around the world - answer-a. A colleague (Alfred Wallace) was about
to publish a similar manuscript
4. Which two observations led Darwin to conclude that there is competition for survival? a.
Fossils and mutations
b. Gene and allele differences in organisms
c. Natural selection and descent with modification
d. Overproduction and limited resources - answer-d. Overproduction and limited resources
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5. Individuals with variations that make them best suited to their environment will, on average, be more
likely to _______.
a. Survive and reproduce
b. Evolve
c. Be larger
d. Change over time - answer-a. Survive and reproduce
6. Before Darwin published his work, Lamarck and others had suggested mechanisms for evolution. By
what means did Darwin propose species evolved over time?
a. Survival of the strongest
b. Natural selection
c. Passing on acquired traits
d. Overproduction of young - answer-b. Natural selection
7. Natural selection acts on _______, and ________ evolve.
a. Populations; individuals
b. Individuals; individuals
c. Individuals; populations
d. Populations; populations - answer-c. Individuals; populations
8. Can you inherit physical traits that your parents acquired during their lifetime? a.
No
b. Yes
c. Only if it improves survivability
d. Only if it improves reproductive success - answer-a. No
9. A weed that exhibits resistance to an herbicide _________. Save
time with the right summary on
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a. Is less likely to pass on the gene to the next generation
b. Developed the resistance in response to the herbicide
c. Mutated when exposed to the herbicide
d. Inherited the gene that made it resistant to the herbicide - answer-d. Inherited the gene that made it
resistant to the herbicide
10. Evolution can be best defined as ________.
a. Always taking a very long time to occur
b. Change in allele frequency in a population
c. The production of new species
d. Not involving humans - answer-b. Change in allele frequency in a population
11. Which of the following is evidence for evolution?
a. Cells with common features and chemically similar DNA
b. Mosquitoes becoming resistant to pesticides
c. Bacteria becoming resistant to antibiotics over time
d. All are evidence for evolution - answer-d. All are evidence for evolution
12. What is radiometric dating?
a. The process of determining the age of the fossils using radio waves
b. The process of determining the age of the fossils from radioactive isotopes
c. The mineralization process by which living things are turned into fossils
d. The process of determining the age of the fossils based on which layer in the rock it is found - answer-
b. The process of determining the age of the fossils from radioactive isotopes
13. The older fossils are typically found in the _______ sediments. a.
Lower
b. Finer
c. Upper
BIO 210 FINAL EXAM GENETICS 2025 ACTUAL EXAM
120 QUESTIONS AND CORRECT DETAILED VERIFIED
ANSWERS) |ALREADY GRADED A+
1. Prior to the publication of Charles Darwin’s book, On the Origin of Species, what was the prevailing
public consensus regarding species evolution?
a. That species evolved by means of natural selection
b. That species evolved through physical changes that led to success
c. That species were modified over time, but did not change into new species
d. That species were permanent and unchanging - answer-d. That species were permanent and
unchanging
2. What contribution did Charles Lyell make?
a. He provided the first evidence that the Earth is much older than was previously thought
b. He found some bird specimens on the Galapagos Islands
c. He suggested that life evolves through physical changes within the life span of an organism
d. He found some fossils of extinct species - answer-a. He provided the first evidence that the Earth is
much older than was previously thought
3. What prompted Darwin to publish his book decades after he began writing it?
a. A colleague (Alfred Wallace) was about to publish a similar manuscript
b. After years of searching, he finally found a publisher willing to accept it
c. He had completed the last of his experiments
d. He had returned from his voyage around the world - answer-a. A colleague (Alfred Wallace) was about
to publish a similar manuscript
4. Which two observations led Darwin to conclude that there is competition for survival? a.
Fossils and mutations
b. Gene and allele differences in organisms
c. Natural selection and descent with modification
d. Overproduction and limited resources - answer-d. Overproduction and limited resources
,dmuwodmfdmuwodmfdmuwodmf-c494c0b81db7e3bdc3a064f8f368a8d6
5. Individuals with variations that make them best suited to their environment will, on average, be more
likely to _______.
a. Survive and reproduce
b. Evolve
c. Be larger
d. Change over time - answer-a. Survive and reproduce
6. Before Darwin published his work, Lamarck and others had suggested mechanisms for evolution. By
what means did Darwin propose species evolved over time?
a. Survival of the strongest
b. Natural selection
c. Passing on acquired traits
d. Overproduction of young - answer-b. Natural selection
7. Natural selection acts on _______, and ________ evolve.
a. Populations; individuals
b. Individuals; individuals
c. Individuals; populations
d. Populations; populations - answer-c. Individuals; populations
8. Can you inherit physical traits that your parents acquired during their lifetime? a.
No
b. Yes
c. Only if it improves survivability
d. Only if it improves reproductive success - answer-a. No
9. A weed that exhibits resistance to an herbicide _________. Save
time with the right summary on
, dmuwodmfdmuwodmfdmuwodmf-c494c0b81db7e3bdc3a064f8f368a8d6
a. Is less likely to pass on the gene to the next generation
b. Developed the resistance in response to the herbicide
c. Mutated when exposed to the herbicide
d. Inherited the gene that made it resistant to the herbicide - answer-d. Inherited the gene that made it
resistant to the herbicide
10. Evolution can be best defined as ________.
a. Always taking a very long time to occur
b. Change in allele frequency in a population
c. The production of new species
d. Not involving humans - answer-b. Change in allele frequency in a population
11. Which of the following is evidence for evolution?
a. Cells with common features and chemically similar DNA
b. Mosquitoes becoming resistant to pesticides
c. Bacteria becoming resistant to antibiotics over time
d. All are evidence for evolution - answer-d. All are evidence for evolution
12. What is radiometric dating?
a. The process of determining the age of the fossils using radio waves
b. The process of determining the age of the fossils from radioactive isotopes
c. The mineralization process by which living things are turned into fossils
d. The process of determining the age of the fossils based on which layer in the rock it is found - answer-
b. The process of determining the age of the fossils from radioactive isotopes
13. The older fossils are typically found in the _______ sediments. a.
Lower
b. Finer
c. Upper
