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Easy Microorganisms And Bacteria

Which bacterium causes salmonellosis, the foodborne illness named after Daniel Salmon?

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Easy Geology And Minerals

On the Mohs scale, which mineral has the lowest hardness rating of 1?

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Intermediate Geology And Minerals

Which mineral gave its name to the phenomenon of fluorescence?

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Intermediate Geology And Minerals

What is the name of the world’s largest confirmed meteorite impact structure, in South Africa?

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Intermediate Geology And Minerals

Which mineral is the green copper carbonate commonly used as a decorative stone and pigment?

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