question:
The first edition of the Encyclopdia Britannica (1771) was modelled along the same lines as the German lexicons.
In what year was the first edition of the Encyclopaedia Britannica published?

answer: yes

question:
These chemicals, termed semiochemicals, are often derived from plant metabolites include those meant to attract, repel and provide other kinds of information.
Semiochemicals come from where?

answer: yes

question:
The use of the term Middle East as a region of international affairs apparently began in British and American diplomatic circles quite independently of each other over concern for the security of the same country: Iran, then known to the west as Persia.
What was Iran known as to the west?

answer: yes

question:
Beneath this point, the plasticity of the ice is too great for cracks to form.
Most crevices are no deeper than what measure?

answer:
no