Evolution Check-in

Which of the following is NOT an example of natural selection? 

• People selectively breeding hamsters.
• Insect populations developing resistance to certain pesticides.
• Bacteria becoming resistant to antibiotics.
• Male birds of certain species developing colorful feathers to attract female mates.

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The table shows the survival rate of two types of beetles in the same environment over a period of three years.  

Which statement about the beetles in this environment is best supported by the data?

• Brown beetles have a shorter life cycle than green beetles have
• Green beetles are more fit for their environment than brown beetles
•  brown beetles are undergo more unfavorable mutations than green beetles

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Mutations are important because they bring about

• death of the organism in which they develop
• genetic variation needed for a population to evolve
• benefits for the individual, not for the population
• Hardey-Weinberg equilibrium within a population

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All the individuals of one type (species) in a certain area is called _____________________.

• population
• speciation
• adaptation

In natural selection, the selective agent is the

• humans
• mutations
• breeders
• environment

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What is the term for a feature that allows an organism to survive better in its environemtn?

• variation

• adaptation

• homologous structure

• vestigial structure

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What is the process in which humans breed organisms for certain traits?

• natural selection
• inheritance
• artificial selection
• descent withOUT modification

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Darwin wrote that organisms with traits that are best suited to the environment will ________________

• increase in number
  
• become extinct
  

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This is a process in which organisms gradually change over time.

• Environment
• Competition
• Evolution
• Fossils

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Where the better adapted organisms survive to pass traits along to offspring.

• Evolution
• Natural Selection
• Extinction
• Artifical Selection

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