Spontaneous Generation and Origin of Life Review

Which of the following is a key difference between Needham's and Spallanzani's experiments testing the idea of spontaneous generation?

• Needham heated his broth while Spallanzani did not.
• Spallanzani heated his broth while Needham did not.
• Needham sealed his flasks tightly while Spallanzani did not.
• Spallanzani sealed his flasks tightly while Needham did not.

Which scientist disproved spontaneous generation of large organisms by showing maggots came from flies not from rotting meat?

• Redi
• Needham
• Spallanzani
• Pasteur

Which scientist designed a special flask that allowed air in but kept microbes out and once and for all disproved spontaneous generation?

• Redi
• Needham
• Spallanzani
• Pasteur

Which of the following terms is another name for spontaneous generation?

• Abiogenesis
• Biogenesis
• Chemical evolution
• Organic evolution

What does biogenesis mean?  Life comes from....

• life, by reproduction
• nonliving matter
• the beginning of life

Who did this experiment?

• Spallanzani
• Needham
• Redi
• Pasteur

Who did this experiment?

• Pasteur
• Spallanzani
• Redi
• Needham