Spontaneous Generation

What did Lazzaro and Louis use in their test

• swan neck flask, milk, flies

• bacon, jars, microbes

• flask and meat

• broth water and microbes

Redi conducted his experiment to disapprove the spontaneous generation theory in...

• 1998

• 1668

• 1768

What mistake did Needham make in his experiment?

• He failed to properly seal the flasks

• He failed to heat the broth

• He used too much broth

• He sealed the flasks completely

__________ is the belief that life can arise from non-living things.

• biogenesis

• spontaneous generation

• cell theory

• evolution

Which widely accepted theory began to rise doubts as the existence of microorganism became to our knowledge.

• The spontaneous combustion theory

• The spontaneous generation theory

• The spontaneous gravitational theory

• The spontaneous mechanical theory

This scientists finally disproved spontaneous generation once and for all.

• Needham

• Miller and Urey

• Pasteur

• Spallanzani

What experiment is this?

• Koch Experiment

• Louis Pasteur Experiment

• Spontaneous Growth Experiment

• Microbial Growth Experiment

This closed flask will show ______ growth.

• no

• some

• a lot of

Tags

NGSS.MS-LS1-5

NGSS.MS-PS1-4

This open flask will show _____ growth.

• no

• some

• a lot of

Tags

NGSS.MS-LS1-5

Which scientist is known for using a swan-neck flask to disprove the theory of spontaneous generation?

• A) Francesco Redi

• B) John Needham

• C) Louis Pasteur

• D) Lazzaro Spallanzani