Species Concept and Reproductive Isolation in Mosquitos Quiz

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Questions and Answers

Which process describes the phenomenon where one interbreeding species splits into separate evolutionary lineages?

  • Speciation
  • Convergence
  • Homology
  • Divergence (correct)

What term refers to species that are direct ancestors of two or more species?

  • Ancestral Species
  • Common Ancestors (correct)
  • Speciation Event
  • Extant Species

In the evolutionary history diagram, what do the arrows represent?

  • Common Ancestors
  • Homology
  • Convergence
  • Divergence (correct)

Which species concept focuses on the evolutionary relationships among organisms?

<p>Phylogenetic species concept (D)</p> Signup and view all the answers

What is the term used to describe the process of new species arising from ancestral species?

<p>Speciation (B)</p> Signup and view all the answers

What is the primary difference between microevolution and macroevolution?

<p>Microevolution involves small-scale changes while macroevolution involves large-scale changes (C)</p> Signup and view all the answers

Which of the following is NOT a common ancestor of T.Rex and Chickens?

<p>Daspletosarus torosus (D)</p> Signup and view all the answers

Which term describes a type of species that is difficult to distinguish from closely related species based on physical characteristics?

<p>Cryptic species (D)</p> Signup and view all the answers

What does the genetic data suggest about the evolution of C.molestus?

<p>Evolved in Egypt and dispersed from there (A)</p> Signup and view all the answers

What does reproductive isolation refer to in the context of species concepts?

<p>The inability of different species to mate with each other (A)</p> Signup and view all the answers

In divergent evolution, what is a 'derived trait'?

<p>A newly evolved characteristic unique to a particular group (B)</p> Signup and view all the answers

How does convergent evolution impact traits?

<p>It causes distinct lineages to evolve similar traits independently (D)</p> Signup and view all the answers

What is the main difference between ancestral traits and derived traits in the context of divergent evolution?

<p>Ancestral traits are found in common ancestors, while derived traits are found in descendants. (C)</p> Signup and view all the answers

In the context of Tyrannoraptoran and Tyrannosaurus rex, which statement is true about their forelimbs?

<p>Tyrannoraptoran had long, three-fingered forelimbs, while Tyrannosaurus rex had short, two-fingered forelimbs. (D)</p> Signup and view all the answers

Which of the following best describes the significance of changing traits in organisms?

<p>Evolutionary processes favor traits that provide advantages for survival and reproduction in a given environment. (D)</p> Signup and view all the answers

Why does it seem unlikely that intermediate wings would evolve?

<p>It is difficult to see how wings could evolve gradually rather than appearing suddenly. (D)</p> Signup and view all the answers

How does convergent evolution result in similar traits among different species?

<p>By independently evolving similar traits to suit similar environmental challenges. (B)</p> Signup and view all the answers

What is the significance of the evolution of eight types of eyes in animals?

<p>It illustrates how natural selection can lead to the development of various eye structures based on environmental needs. (A)</p> Signup and view all the answers

What type of isolation occurs when individuals from two different populations cannot produce viable, fertile offspring?

<p>Biological isolation (A)</p> Signup and view all the answers

In which type of isolation do two or more populations evolve to live and survive in separate habitats?

<p>Ecological isolation (D)</p> Signup and view all the answers

What type of speciation occurs when physical separation leads to the emergence of new species in different locations?

<p>Allopatric speciation (C)</p> Signup and view all the answers

Which concept involves new mutations that limit reproduction between members of the same species?

<p>Biological barriers (B)</p> Signup and view all the answers

What does gene flow indicate about the reproductive isolation between two populations?

<p>They are not reproductively isolated (A)</p> Signup and view all the answers

Which type of speciation occurs when two new species arise in the same location?

<p>Sympatric speciation (B)</p> Signup and view all the answers

What is the main distinction of intermediate wings from other limb structures?

<p>Intermediate wings have structures unrelated to other limb structures (B)</p> Signup and view all the answers

In the context of bird species using partially formed wings to assist in climbing, what is the likely origin of this trait?

<p>The trait is a derived trait (C)</p> Signup and view all the answers

Why did feathers originally evolve according to the text?

<p>For purposes of insulation (B)</p> Signup and view all the answers

What does the information about feathers being later coopted by evolution for flight exemplify?

<p>Exaptation (B)</p> Signup and view all the answers

Why are intermediate wings considered too complicated to evolve in multiple steps?

<p>They have structures unrelated to other limbs (A)</p> Signup and view all the answers

What aspect of intermediate wings makes them analogous to modern wings?

<p>Their unrelated structures compared to other limbs (D)</p> Signup and view all the answers

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