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