Questions

Q:

Who invented Vacuum Flask?

A) Charles Babbage B) Alexander Fleming
C) Gregory Pincus D) James Dewar
 
Answer & Explanation Answer: D) James Dewar

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Filed Under: Inventions
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Q:

Who invented Antibiotics?

A) Joseph Lister B) William Harvey
C) Robert Knock D) Alexander Fleming
 
Answer & Explanation Answer: D) Alexander Fleming

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Filed Under: Inventions
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Q:

Which of the following award is given for distinguished service in any field including service rendered by the Government servants?

A) Ashok Chakra B) Dada Saheb Phalke Awards
C) Arjuna Award D) Padma Shri
 
Answer & Explanation Answer: D) Padma Shri

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Filed Under: Honours and Awards
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Q:

Sectoral distribution of GDP index measures_________

A) Agriculture development of a country B) Economic development of a country
C) Social development of a country D) Socio­Economic development of a country
 
Answer & Explanation Answer: B) Economic development of a country

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Filed Under: Indian Economy
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Q:

Which of the following gases is heavier than oxygen?

A) Carbon dioxide B) Ammonia
C) Methane D) Helium
 
Answer & Explanation Answer: A) Carbon dioxide

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Filed Under: Chemistry
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Q:

______ bond holds the atoms together within a water molecule.

A) Nonpolar covalent B) Polar covalent
C) Ionic D) Co­-ordinate
 
Answer & Explanation Answer: B) Polar covalent

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Filed Under: Chemistry
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Q:

Which element is not a part of a nitrogenous base?

A) Hydrogen B) Phosphorous
C) Carbon D) Nitrogen
 
Answer & Explanation Answer: B) Phosphorous

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Filed Under: Chemistry
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Q:

Who invented the modern periodic table?

A) Faraday B) Mendeleev
C) Newton D) Bohr
 
Answer & Explanation Answer: B) Mendeleev

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Filed Under: Chemistry
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