Kattha' is obtained from the heart wood of
Acacia Arabica
Acacia fornesiana
Acacia auriculiformis
Acacia catechu
Clove oil is obtained from
Which of the following pesticides is employed widely in antimalarial programmes
Cochineal insect has been used in checking the wild growth of
Genetic diversity in agricultural crops is threatened by
Quinine used for treatment of malarial fever is extracted from