Q:

Release of which among the following is the primary reason for depletion of the ozone layer?

A) Nitrous oxide	B) Hydrogen dioxide
C) Chlorofluro carbon	D) Carbon monoxide

Answer & Explanation Answer: C) Chlorofluro carbon

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

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Q:

The Chemical formula of Ammonium oxalate is _____.

A) NH4C2O4	B) (NH4)2CO4
C) (NH4)2C2O4	D) (NH4)2C2O3

Answer & Explanation Answer: C) (NH4)2C2O4

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Who discovered Fullerene (an allotrope of carbon)?

A) K Scheele	B) Richard Smalley
C) Faraday	D) Heisenberg

Answer & Explanation Answer: B) Richard Smalley

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

When is International day for Preservation of Ozone layer observed?

A) September 16	B) July 4
C) January 23	D) May 1

Answer & Explanation Answer: A) September 16

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Filed Under: Important Days and Years
Exam Prep: Bank Exams

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Q:

If $x + \frac{1}{x} = 4, then what is the value of x^{6} + \frac{1}{x^{6}} ?$

A) 52	B) 256
C) 1026	D) 2702

Answer & Explanation Answer: D) 2702

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

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Q:

Which of the following day National Statistics Day (NSD) has been celebrated in India?

A) 15th May	B) 10th June
C) 27th June	D) 29th June

Answer & Explanation Answer: D) 29th June

Explanation:

The National Statistics Day (NSD) is celebrated every year in India on 29th June to create public awareness about importance of statistics in socio-economic planning and
policy formulation.
Note: The 2017 theme is “Administrative Statistics”

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Filed Under: Important Days and Years
Exam Prep: Bank Exams

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Q:

If a - b = 3 and $a^{2} + b^{2} = 25$ , then the value of ab is

A) 16	B) 8
C) 10	D) 15

Answer & Explanation Answer: B) 8

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

Battle of Tarain was fought in the year ________?

A) 1526	B) 1757
C) 1191	D) 1857

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