Does the sentence "The discipline of plant ecology was pioneered in the late 19th century by botanists such as Eugenius Warming, who produced the hypothesis that plants form communities, and his mentor and successor Christen C. Raunkir whose system for describing plant life forms is still in use today." provide a valid answer to the question "Whose earlier work did Nicholas Vavilov build upon?"

A: no

Does the sentence "In 1409, a hospital was founded and placed under the patronage of Santa Maria de los Inocentes; to this was attached a confraternity devoted to recovering the bodies of the unfriended dead in the city and within a radius of three miles (4.8 km) around it." provide a valid answer to the question "Who was the hospital's patroness?"

A: yes

Does the sentence "Africa separated from Antarctica in the Jurassic, around 160 Ma, followed by the Indian subcontinent in the early Cretaceous (about 125 Ma)." provide a valid answer to the question "In what period did Africa beak off from Antarctica?"

A: yes

Does the sentence "Ibn Sina's commentaries on Aristotle often criticized the philosopher,[citation needed] encouraging a lively debate in the spirit of ijtihad." provide a valid answer to the question "What is one of the subjects of a treatise by Ibn Sina?"

A:
no