question:
Moreover, the increase in insecticide use for the control of these secondary insects was far smaller than the reduction in total insecticide use due to Bt cotton adoption.
In what year did a research study find that the use of Bt toxin plants failed to be effective after 7 years?

answer: no

question:
A second group of 5,000, led by Ezra and Nehemiah, returned to Judah in 456 BCE although non-Jews wrote to Cyrus to try to prevent their return.
How many Judeans did Ezra lead?

answer: yes

question:
This is opposed to the earth's current flora, in which the dominant land plants in terms of number of species are angiosperms.
What is an example of a gymnosperm?

answer: no

question:
This meant a break-up of the 104-year-old Football League that had operated until then with four divisions; the Premier League would operate with a single division and the Football League with three.
How old was the Football League when the break-up happened?

answer:
yes