Unit 8 Targets 2 And 3: Evolution Quiz
- 1.A biologist hypothesizes that biological evolution is occuring in a certain population of freshwater fish she is studying. To support this hypothesis, the biologist would need to document a change in which of the following?
- A.
Size of individual fish over their lifetime
- B.
Size of the population of fish over the course of her study.
- C.
Frequency of alleles in the population over the course of her study
- D.
Frequency of predation on members of the population over the course of her study
- 2.Horse skeleton fossils indicate that the size of horses increased over time. Which statement best explains this fossil record?
- A.
Smaller horses bred with larger horses, creating hybrids.
- B.
Smaller horses were infected by a fatal virus early in their history.
- C.
Larger horses consumed the food supply of the smaller horses.
- D.
Larger horses produced a slightly greater number of surviving offspring.
- 3.Which of the following is a theory?
- A.
An educated guess
- B.
A very specific prediction
- C.
Observation made during the Voyage of the Beagle
- D.
A broad explanation that has been scientifically tested and supported
- 4.What does evolution mean in biology?
- A.
Change in species over time
- B.
Change in individuals over time
- C.
Change in theories over time
- D.
Change in ecosystems over time
- 5.Evolution can be defined as the genetic change in
- A.
species.
- B.
Environmental variation.
- C.
Chromosomal drift.
- D.
Natural selection.
- 6.Darwin thought that the plants and animals of the Galápagos Islands were similar to those of the nearby coast of South America because
- A.
Their ancestors had migrated from South America to the Galápagos Islands.
- B.
Other scientists in South America had written about similar species.
- C.
The island organisms had the same nucleotide sequences in their DNA as the mainland organisms.
- D.
He found fossils, proving that the animals and plants had common ancestors.
- 7.The Galápagos finches are adapted to their environment because they have
- A.
Not changed.
- B.
Migrated.
- C.
Evolved.
- D.
Hibernated.
- 8.Natural selection is the process by which
- A.
Change occurs in the genetic characteristics of individuals that live together in an environment from one generation to another
- B.
Organisms with traits well-suited to their environment reproduce at a greater rate than less well-adapted organisms in the same environment.
- C.
Use and disuse of a characteristic leads to evolutionary change.
- D.
Baseball players pass on the trait for strong arm muscles to children.
- 9.When a farmer breeds only his or her best livestock, the process involved is
- A.
Natural selection.
- B.
Artificial selection.
- C.
Artificial variation.
- D.
Survival of the fittest.
- 10.Charles Darwin called the ability of an organism to survive and reproduce in its environement
- A.
Diversity.
- B.
Fitness.
- C.
Adaptation.
- D.
Evolution.
- 11.Darwin's theory of evolution suggest that
- A.
Species change over time.
- B.
Extinct species are not related to living species.
- C.
Different species can interbreed.
- D.
Animals that look alike are the most closely related.
- 12.Which phrase best defines evolution by natural selection?
- A.
As adaptation of a species to its environment
- B.
A sudden replacement of one population by another
- C.
Changes in a species as it becomes more perfect
- D.
A process of change in species over time
- 13.According to the biological species concept, when comparing 2 populations (Population 1 and Population 2), which of the following most likely indicates that Population 1 and Population 2 are the same species?
- A.
Individuals from Population 1 are the same color as individuals from Population 2.
- B.
Individuals from Population 1 consume the same species of prey as individuals from Population 2.
- C.
Population 1 actually interbreeds with or has the potential to interbreed with Population 2.
- D.
Population 1 inhabits the same general area as Population 2
- 14.A species is defined as organisms that have the ability to __________.
- A.
Reproduce
- B.
Look the same
- C.
Produce sterile offspring
- D.
Produce fertile offspring
- 15.
![Dr. Romero is raising 3 types of damselfishes in separate aquariums: 2 from the Atlantic Ocean and 1 from the Pacific Ocean. This table summarizes the information she gathered through observations and breeding experiments.Based on the most commonly accepted definition of a species, how many different species of damselfishes is Dr. Romero raising, and which fish are they? - ProProfs]( "Dr. Romero is raising 3 types of damselfishes in separate aquariums: 2 from the Atlantic Ocean and 1 from the Pacific Ocean. This table summarizes the information she gathered through observations and breeding experiments.Based on the most commonly accepted definition of a species, how many different species of damselfishes is Dr. Romero raising, and which fish are they?")
Dr. Romero is raising 3 types of damselfishes in separate aquariums: 2 from the Atlantic Ocean and 1 from the Pacific Ocean. This table summarizes the information she gathered through observations and breeding experiments.Based on the most commonly accepted definition of a species, how many different species of damselfishes is Dr. Romero raising, and which fish are they?- A.
1 species: Fish A, B, and C are all members of the same species.
- B.
2 species: Fish A and B are the same species; Fish C is a separate species.
- C.
2 species: Fish A and C are the same species; Fish B is a separate species.
- D.
3 species: Fish A, B, and C are all members of separate species.
.png "Dr. Romero is raising 3 types of damselfishes in separate aquariums: 2 from the Atlantic Ocean and 1 from the Pacific Ocean. This table summarizes the information she gathered through observations and breeding experiments.Based on the most commonly accepted definition of a species, how many different species of damselfishes is Dr. Romero raising, and which fish are they?")
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