Bio 1 - Unit 7: Evolution
- 1.The difference in the physical traits of an individual from those of other individuals in a group is called a(n)
- A.
Variation.
- B.
Change.
- C.
Adaptation.
- D.
Species.
- 2.Which of the following is a term for a group of similar organisms that can reproduce and produce fertile offspring?
- A.
Individual
- B.
Population
- C.
Species
- D.
Fossil
- 3.If an organism has a vestigial structure, that structure likely once had a function in a(n)
- A.
Earlier ancestor.
- B.
Close relative.
- C.
Unrelated organism.
- D.
Embryological stage.
- 4.What is the term for a feature that allows an organism to survive better in its environment?
- A.
Variation
- B.
Adaptation
- C.
Homologous structure
- D.
Vestigial structure
- 5.Which theory states that floods and earthquakes have occurred often in Earth's history?
- A.
Catastrophism
- B.
Uniformitarianism
- C.
Gradualism
- D.
Natural selection
- 6.Charles Darwin found fossils that looked like ancient versions of living species. From this evidence Darwin suggested that Earth was
- A.
Only 6000 years old.
- B.
Only 2000 years old.
- C.
Less than 6000 years old.
- D.
Much more than 6000 years old.
- 7.The process of biological change over time by which descendants come to differ from their ancestors is called ___.
- A.
Evolution
- B.
Artificial selection
- C.
Uniformitarianism
- D.
Mutation
- 8.Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
- A.
Homologous structures
- B.
Analogous structures
- C.
Vestigial structures
- D.
Fossil structures
- 9.The wing of an ostrich would be classified as a(n) ___.
- A.
Homologous structure
- B.
Analogous structure
- C.
Vestigial structure
- D.
Fossil structure
- 10.Modern whales have vestigieal pelvic bones and lungs instead of gills. What does this evidence suggest about whale ancestors?
- A.
Whale ancestors lived on land.
- B.
Whale ancestors did not evolve.
- C.
Whale ancestors lived 850 million years ago.
- D.
Whale ancestors ate opossums.
- 11.Which of the following facts supporting evolution would be found in the study of embryology?
- A.
Embryos of very different organisms have very similar developmental stages.
- B.
A bats wing and a whales flipper have very similar bone structure.
- C.
Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).
- D.
More primative fossils are found below more complex fossils in the rock layers.
- 12.Which of the following facts supporting evolution would be found in the study of comparative anatomy?
- A.
Embryos of very different organisms have very similar developmental stages.
- B.
A bats wing and a whales flipper have very similar bone structure.
- C.
Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).
- D.
More primative fossils are found below more complex fossils in the rock layers.
- 13.When a few individuals start a new colony, it most likely results in ...
- A.
Genetic drift through the founder effect.
- B.
More variety in the new population.
- C.
Extinction due to the bottleneck effect.
- D.
Mutation due to disruptive selection.
- 14.The movement of alleles from one population to another is called ___.
- A.
The founder effect
- B.
Microevolution
- C.
Genetic drift
- D.
Gene flow
- 15.Which of the following is not a mechanism for evolution?
- A.
Natural selection
- B.
Sexual selection
- C.
Genetic drift
- D.
Random mating
- 16.Which of the five mechanisms of evolution is illustrated in the following scenario: A change in body color enabled animals to better hide from predators.
- A.
Natural selection
- B.
Gene flow
- C.
Genetic drift
- D.
Mutation
- 17.When bull elephants charge each other and but heads, they are exhibiting ____ behavior.
- A.
Intrasexual selection
- B.
Intersexual selection
- C.
Isolation
- D.
Natural selection
- 18.When a male bird of paradise displays its tail feathers, it is exhibiting ____ behavior.
- A.
Intrasexual selection
- B.
Intersexual selection
- C.
Isolation
- D.
Natural selection
- 19.The differences between members of the same species are known as ___.
- A.
Variations
- B.
Adaptations
- C.
Mutations
- D.
Genetic isolation
- 20.A ___ is a group of individuals of the same species in the same geographic area.
- A.
Population
- B.
Species
- C.
Breeding family
- D.
Community
- 21.The process by which individuals that are better suited to their environment survive and reproduce more successfully than others is known as ___.
- A.
Natural selection
- B.
Sexual selection
- C.
Genetic drift
- D.
Gene flow
- 22.The development by scientists of a new color in a rose is the result of ___.
- A.
Artificial selection
- B.
Natural selection
- C.
Overproduction
- D.
Decent with modification
- 23.In natural selection, the selective agent is the ___.
- A.
Environment
- B.
Humans
- C.
Mutations
- D.
Breeders
- 24.Genetic variation can arise from a random change in the DNA of a gene. This change is called a(n) ___.
- A.
Mutation
- B.
Hybridization
- C.
Population
- D.
Recombination
- 25.A problem in all populations influenced by the bottleneck effect is that ___.
- A.
Genetic variation is lost
- B.
Alleles can't become fixed
- C.
Offspring inherit harmful alleles
- D.
Chance no longer affects them
Questions: 7 | Attempts: 2899 | Last updated: Mar 21, 2022
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Sample QuestionWhich hominid was the first to evolve?
Questions: 20 | Attempts: 2783 | Last updated: Mar 22, 2022
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Sample Question__________ isthe division of Earth’s historybased on life forms which lived during that period.
Questions: 8 | Attempts: 1781 | Last updated: Mar 21, 2022
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Sample QuestionWhich of the following is an example of the pattern of evolution
- Air Quizzes
- Atmosphere Quizzes
- Beach Quizzes
- Biome Quizzes
- Climate Quizzes
- Conservation Quizzes
- Desert Quizzes
- Diffusion Quizzes
- Disaster Quizzes
- Ecosystem Quizzes
- Fire Quizzes
- Flower Quizzes
- Forest Quizzes
- Global Warming Quizzes
- Lake Quizzes
- Landform Quizzes
- Mountain Quizzes
- Natural Resource Quizzes
- Nature Of Matter Quizzes
- Nature Of Science Quizzes
- Osmosis Quizzes
- Plant Quizzes
- Pollution Quizzes
- Recycling Quizzes
- River Quizzes
- Sea Quizzes
- Season Quizzes
- Snow Quizzes
- Soil Quizzes
- Water Quizzes
- Weather Quizzes
- Wildlife Quizzes
- Wind Quizzes
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