Q:

Nitrification is the biological process of converting

A) N2 into nitrate	B) N2 into nitrite
C) Ammonia into nitrite	D) Ammonia into N2

Answer & Explanation Answer: C) Ammonia into nitrite

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Filed Under: Chemistry

1 1437

Q:

Who Invented the 3-D printer?

A) Nick Holonyak	B) Elias Howe
C) Chuck Hull	D) Christiaan Huygens

Answer & Explanation Answer: C) Chuck Hull

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

Stainless steel was invented by

A) William Howard Livens	B) Joseph Aspdin
C) Harry Brearley	D) James Dyson

Answer & Explanation Answer: C) Harry Brearley

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Filed Under: Inventions
Exam Prep: Bank Exams

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Q:

$If {(a + \frac{1}{a})}^{2} = 3, then the value of a^{18} + a^{12} + a^{6} + 1 is$

A) 3	B) 1
C) 0	D) 2

Answer & Explanation Answer: C) 0

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

Rashtrapati Bhavan was built in _________.

A) 1852	B) 1910
C) 1947	D) 1986

Answer & Explanation Answer: B) 1910

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

E.P. Ramaswamy Naicker is associated with which of the following movements?

A) Self-respect movement	B) Viacom movement
C) Justice movement	D) Ezhava movement

Answer & Explanation Answer: A) Self-respect movement

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

The book "Azad Bachpan ki Aur" is written by which author?

A) Kailash Satyarthi	B) Radhakant Bharti
C) Dipak Misra	D) Subhash Chandra

Answer & Explanation Answer: A) Kailash Satyarthi

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Filed Under: Books and Authors

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Q:

Where is the headquarters of the World Customs Organization (WCO) located?

A) Brussels	B) Paris
C) Berlin	D) Rome

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