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Challenge #19

Question 1.
Who first coined the phrase "Survival of the Fittest" as applied to the process of evolution?
  • Charles Darwin (Britain 1809-1882)
  • Jean Baptiste Lamarck (France 1744-1829)
  • Alfred Russel Wallace (England 1823-1913)
  • Herbert Spencer (England 1820-1903).
  • Answer

Question 2.
Who was the inventor naturalist who used the phrase "Spaceship Earth" as an analogy to explain the need for technology to be self-contained and avoid waste; and who designed the hemispherical framework of triangles called a geodesic dome?
Very many scientific discoveries are made by 'accident'. That is, the discovery is made during investigations that are not related to what is discovered.
Which of the following discoveries was made by a scientist who was purposefully and persistently seeking it?
  1. X-rays
  2. Antimicrobial action of penicillin
  3. The anticoagulant heparin
  4. All three were discovered by chance
  5. None of the three was discovered by chance.


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