Which one of the following is a copper fungicide?
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Boroeaux mixture
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Carboxin
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Chloropicrin
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Mercuric chloride
A
Correct answer
Explanation
Bordeaux mixture is a classic copper-based fungicide composed of copper sulfate and lime. It has been widely used in agriculture since the late 19th century to control fungal diseases on various crops. Carboxin is a systemic fungicide, chloropicrin is a soil fumigant, and mercuric chloride is a mercury-based compound (now largely banned).