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"Life without air" was first studied by...

"Life without air" was first studied by

A

Dubrunfaut

B

Pasteur

C

Berzelius

D

Cruickshank.

Text Solution

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The correct Answer is:
To answer the question "Life without air" was first studied by which of the following scientists, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Scientists Listed**: The options provided are Drumford, Pasteur, Breslau, and Crickshank. 2. **Understand the Concept of "Life without Air"**: This phrase typically refers to the study of anaerobic conditions, where organisms live and grow without the presence of oxygen. 3. **Research Louis Pasteur's Contributions**: Louis Pasteur is well-known for his experiments related to fermentation and the role of microorganisms. He conducted studies that demonstrated that certain microbes could grow in the absence of oxygen. 4. **Link Pasteur's Work to the Question**: Pasteur's experiments showed that the growth of microbes is not possible without air (oxygen). He also discovered the process of fermentation, which occurs without oxygen, leading to the conversion of substances like pyruvic acid into alcohol or lactic acid. 5. **Conclude the Answer**: Based on the information gathered, it is clear that Louis Pasteur is the scientist who first studied "life without air." ### Final Answer: The correct option is **Pasteur** (Option 2). ---
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