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3.1 Changes over Generations
Con il contributo di: Worthington
  • 1. The apparent change in species over time is called
A) Natural Selection
B) Evolution
C) Mutation
D) Artificial Selection
E) Adaptation
  • 2. The time between the birth of an individual and when that individual produces their own offspring
A) Natural Selection
B) Adaptation
C) Generation
D) Evolution
E) Lifetime
  • 3. Classification of animals into related groups was originally based on
A) Structure
B) Genes
  • 4. Classification of animals into related groups is now based on
A) Structure
B) Genes
  • 5. Characteristics that have the same basic structure
A) Analogous Structure
B) Homologous Structure
  • 6. Structures which look similar but are genetically very different organisms
A) Homologous Structure
B) Analogous Structure
  • 7. Dolphins and Sharks are examples of animals that have
A) Analogous Structure
B) Homologous Structure
  • 8. The process by which we choose to breed particular organisms with desirable features
A) Evolution
B) Natural Selection
C) Adaptations
D) Mutations
E) Artificial Selection
  • 9. Read Page 74 - 75 of your text:

    What are Lupins?
A) plants used as animal feed on farms
B) none of these
C) a type of gene used in artificial selection
D) a gene that has gone through evolution
  • 10. Why was selective breeding used to improve Lupins?
A) they had bitter taste
B) all of these
C) the seed pods shattered making harvesting difficult
D) animals didn't eat all of the plant
  • 11. How did Gladstones start his work -
A) he looked for the largest most promising plants
B) he looked for plants that had the most seeds
C) he looked for plants that animals had eaten more of
D) he looked for mutants that didn't have shattering pods
  • 12. After a plant with non-shattering pods was made - what was still wrong?
A) there were not enough seeds in the pods to make it worthwhile
B) the seeds were bitter - animals didn't like them
C) the seeds did not grow fast enough
D) the seeds were too hard to get out of the pods
  • 13. Why cross the sweet-tasting non-shattering pods with plants that had white flowers?
A) these were more resistant to insecticides
B) so you can easily spot the best plant from the others
C) these made more plentiful amounts of seeds
D) these made the best, sweetest seeds
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