Does "In contrast, biology textbooks did not undergo such a reversal but many instead dropped their discussion of race altogether." contain the correct answer to "What did biology textbooks drop altogether?"

A: yes

Does "Despite the fact that humans have occupied the territory of Portugal for thousands of years, something still remains of the original vegetation." contain the correct answer to "To what period does the laurissilva forest date back to?"

A: no

Does "Throughout the conflict however, the U.S. maintained it was playing a supporting role only and was following the UN mandate to protect civilians, while the real conflict was between Gaddafi's loyalists and Libyan rebels fighting to depose him." contain the correct answer to "What was the name of the military action against Libya?"

A:
no