A) A German chemist B) A French philosopher C) An Italian physicist D) An English poet
A) Biology B) Chemistry C) Physics D) Mathematics
A) 1803 B) 1700 C) 1850 D) 1750
A) Oxygen gas B) Nitrogen gas C) Carbon dioxide D) Superphosphate
A) Silicon B) Lead C) Bromine D) Gold
A) Pickling B) Dehydration C) Canning D) Fermentation
A) Nobel Prize B) Pulitzer Prize C) Copley Medal D) Fields Medal
A) Crop rotation B) Plant nutrition C) Pesticides D) Soil erosion
A) Germany B) France C) United Kingdom D) Italy
A) Hydrochloric acid B) Acetic acid C) Sulfuric acid D) Carbolic acid |