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Q:

Of the following, which element is common to all acids

A) hydrogen B) carbon
C) sulphur D) oxygen
 
Answer & Explanation Answer: A) hydrogen

Explanation:
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Filed Under: General Science

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Q:

What is the main component of bones and teeth?

A) Calcium Phosphate B) Calcium Carbonate
C) Calcium Nitrate D) Calcium Sulphate
 
Answer & Explanation Answer: A) Calcium Phosphate

Explanation:

The main component of bones and teeth is Calcium Phosphate.

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Filed Under: General Science
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Q:

When did the first Railway Train begin to carry passengers and freight?

A) 1814 AD B) 1830 AD
C) 1853 AD D) 1784 AD
 
Answer & Explanation Answer: B) 1830 AD

Explanation:

In 1814, George Stephenson developed steam engine to haul coal from mines to ports by railways. In 1830, the first railway train began to carry passengers and freight from Liverpool to Manchester.

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Filed Under: World History

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Q:

What lives in the winter dies in the summer?

A) Plants B) Animals
C) Icycle D) None of the above
 
Answer & Explanation Answer: C) Icycle

Explanation:

An icycle, a hanging spike of ice formed by the freezing of dripping water forms due to cool in winter and dies in summer due to hot.

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Filed Under: Logic Puzzles
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Q:

The weight of the brain in the total weight of the body is about

A) 2% B) 3%
C) 4% D) 5%
 
Answer & Explanation Answer: A) 2%

Explanation:
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Filed Under: Biology

21 6249
Q:

Which sanctuary has been selected as an alternative home for the Indian lion?

A) Bandipur Sanctuary (Karnataka) B) Ghana Sanctuary (Bihar)
C) Periyar Sanctuary (Kerala) D) Chandra Prabha Sanctuary (UP)
 
Answer & Explanation Answer: D) Chandra Prabha Sanctuary (UP)

Explanation:

Bandipur Sanctuary is noted for the spotted deer, and the Ghana Sanctuary is for birds.

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Filed Under: Indian Geography

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Q:

Who among the following received the Nobel Prize Twice in different subjects

A) Madam Curie B) Frederic Sanger
C) Pierre Curie D) John Bardeen
 
Answer & Explanation Answer: A) Madam Curie

Explanation:
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Filed Under: Honours and Awards

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Q:

Which element is used for the shiny trim on cars?

A) Silicon B) Aluminium
C) Chromium D) Carbon
 
Answer & Explanation Answer: C) Chromium

Explanation:

Chromium is the chemical element that is used as a shiny metal on the automobile bodies especially for trim.

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Filed Under: General Awareness
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