Q: Does "Whereas other types of predator all harm their prey in some way, this form kills them." provide a valid answer to "To be classified as a predator, what action must be performed?"?
A: yes

Q: Does "The melting of ice caps and glaciers contributed to a rise in sea levels, recognizable from the fact that Silurian sediments overlie eroded Ordovician sediments, forming an unconformity." provide a valid answer to "What did the melting of ice on Gondwana add to?"?
A: yes

Q: Does "Philadelphia is the birthplace of the United States Marine Corps, and is also the home of many U.S. firsts, including the first library (1731), first hospital (1751) and medical school (1765), first Capitol (1777), first stock exchange (1790), first zoo (1874), and first business school (1881)." provide a valid answer to "What branch of the US military was born in Philadelphia?"?
A: yes

Q: Does "Preschools provide education from ages approximately three to seven, depending on the country, when children enter primary education." provide a valid answer to "What are pre-schools also known as?"?
A:
no