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