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Questions and Answers
Who is credited with the development of the steam engine in 1781?
In which year did Arrhenius propose the theory of acids and bases?
Who studied food chain and energy flow in 1942?
Study Notes
Key Inventors and Discoveries
- James Watt is credited with the development of the steam engine in 1781.
Development of Scientific Theories
- Svante Arrhenius proposed the theory of acids and bases in 1887.
Ecological Research
- In 1942, Raymond Lindeman studied food chains and energy flow.
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Description
Test your knowledge on the historical milestones in the fields of chemistry and biology, from the discovery of the law of conservation of mass to the classification of living organisms into five kingdoms. Explore the significant contributions of scientists and institutions to these scientific disciplines.
