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(B) The Bordeaux mixture is a fungicide made from copper sulfate $(CuSO_4)$ and slaked lime $(Ca(OH)_2)$.It was discovered by Pierre-Marie-Alexis Mill

Vedclass · Accepted Answer

Downy mildew of grapes

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(B) The Bordeaux mixture is a fungicide made from copper sulfate $(CuSO_4)$ and slaked lime $(Ca(OH)_2)$.It was discovered by Pierre-Marie-Alexis Millardet in the late $19^{th}$ century.He observed that grapevines treated with this mixture were protected from the downy mildew disease caused by the oomycete pathogen $Plasmopara \ viticola$.Therefore,the Bordeaux mixture is historically associated with the control of downy mildew of grapes.

Column-$I$ (Disease)	Column-$II$ (Causative Organism)
$(a)$ Typhoid	$(i)$ Wuchereria
$(b)$ Pneumonia	$(ii)$ Plasmodium
$(c)$ Filariasis	$(iii)$ Salmonella
$(d)$ Malaria	$(iv)$ Haemophilus

Which of the following is associated with the discovery of the well-known fungicide Bordeaux mixture?

Similar Questions

Match the following diseases with their causative organisms and select the correct option.

Column-$I$ (Disease) Column-$II$ (Causative Organism)

$(a)$ Typhoid $(i)$ Wuchereria

$(b)$ Pneumonia $(ii)$ Plasmodium

$(c)$ Filariasis $(iii)$ Salmonella

$(d)$ Malaria $(iv)$ Haemophilus

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