identify parts of plants and animal products in a (a) biscuit (b) chocolate

Dear student,   
Please find below the solution to the asked query   

a) Biscuits
Animal products: Butter, yeast and milk solids
Plant products: Wheat flour, edible vegetable oil, sugar, nuts etc.

b) Chocolate
Animal products: Milk, milk solids and vanilla. 
Plant products: Sugar, cocoa, cocoa butter.

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