Natural selection vs Selective Breeding

 According to natural selection, which organisms are most likely to survive?

• The fastest organisms
• The biggest organisms
• The best-adapted organisms
• The most domesticated organisms

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Which is an example of SELECTIVE BREEDING ?

(also called artificial selection)

• A giraffe’s long neck.

• Training a horse to run faster.

• Clipping a horse’s tail so it is not too long.

• Cross breeding a labrador retriever with a poodle.

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 What is 1 way selective breeding is DIFFERENT from natural selection?
(Selective breeding is also called artificial selection.)

• Selective breeding does not produce any offspring at all.
• Humans, not nature, control reproduction in selective breeding.
• Nature, not humans, controls reproduction in selective breeding.
• Animals are the only organisms that can be selectively bred, while both plants and animals can undergo natural selection.

 The diagram shows a population of ladybugs that changed over 15 years. What is the  likely explanation for this change?

• Wings are an advantageous (good) trait.
• Black spots are an advantageous (good) trait.
• Yellow coloring is an advantageous (good) trait.
• Red coloring is an advantageous (good) trait. 

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When humans breed 2 organisms with specific traits to influence the traits of the next generation, it is __________.

• selective breeding
• natural selection

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This sequence of pictures of a population of mice in the wild BEST represents _______. 

• natural selection
• selective breeding 
• inbreeding (selective breeding that crosses two organisms with similar genetic traits. )
• asexual reproduction

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The graph shows how a finch population changed during the past 50 years. What can you infer based on the graph? 

• Thin-beaked finches prey on wide-beaked finches.
• Wide-beaked finches are better suited for life in an ocean environment.
• Thin-beaked finches are better suited to the environment in Burke Lake.
• Wide-beaked finches are better suited to the environment in Burke Lake. 

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Natural selection or Artificial/Selective Breeding?

• Natural Selection

• Artificial/Selective Breeding

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Natural selection or Artificial/Selective Breeding?

• Natural Selection

• Artificial/Selective Breeding

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A zorse is an example of Natural selection or Artificial/Selective Breeding?

• Natural Selection

• Artificial/Selective Breeding

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