question: OPTIONS:
- yes
- no
Chlorophyll absorbs green light poorly because it first arose in organisms living in oceans where purple halobacteria were already exploiting photosynthesis.
Why are many plants green?

answer: no

question: OPTIONS:
- yes
- no
Dutch Carnaval is officially celebrated on the Sunday through Tuesday preceding Ash Wednesday.
What is consumed on Ash Wednesday?

answer: no

question: OPTIONS:
- yes
- no
The style corresponds to the more bourgeois Biedermeier style in the German-speaking lands, Federal style in the United States, the Regency style in Britain, and the Napoleonstil in Sweden.
What was the corresponding style to Empire in Britain?

answer: yes

question: OPTIONS:
- yes
- no
In 2011 Amnesty International questioned this and other claims used to justify NATO's war in Libya.
What is the nationality of Seham Sergewa?

answer:
no