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