Multiple choice

Which one of the following is a copper fungicide?

  1. Boroeaux mixture

  2. Carboxin

  3. Chloropicrin

  4. Mercuric chloride

Reveal answer Fill a bubble to check yourself
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).