QUES: Q: What is another name for formation of ferrous hydroxide?
A: The anaerobic corrosion of iron leads first to the formation of ferrous hydroxide (green rust) and can be described by the following reaction:
Does the answer answer the question? OPTIONS:
- yes
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ANS: yes

QUES: Q: Until what event did the ancient methods of spinning and fabrication of cotton last?
A: The Indus cotton industry was well-developed and some methods used in cotton spinning and fabrication continued to be used until the industrialization of India.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

QUES: Q: What was Mariah Careys position on season 12 of American Idol?
A: Judges Jennifer Lopez and Steven Tyler left the show after two seasons.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

QUES: Q: What is its rank in popularion?
A: Montana is ranked 4th in size, but 44th in population and 48th in population density of the 50 United States.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS:
yes