Questions

Q:

Which among the following is not a characteristic of oxidation reaction?

A) It involves addition of hydrogen B) It involves addition of oxygen
C) It involves loss of electrons D) 4) It involves addition of electronegative element
 
Answer & Explanation Answer: A) It involves addition of hydrogen

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Q:

The series of processes by which nitrogen and its compounds are inter-converted in the environment and in living organisms is called _____ .

A) Absorption of Nitrogen B) Ammonification
C) Nitrogen Fixation D) Nitrogen Cycle
 
Answer & Explanation Answer: D) Nitrogen Cycle

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Q:

How many atoms are present in one molecule of Ozone?

A) 4 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: D) 3

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Q:

The Indian State of Sikkim does not share a border with which neighbouring country?

A) Nepal B) Bangladesh
C) Bhutan D) China
 
Answer & Explanation Answer: B) Bangladesh

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Q:

Which one of the following is not a non-conventional source of energy?

A) Solar Energy B) Wind Energy
C) Tidal Power D)
 
Answer & Explanation Answer: B) Wind Energy

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Q:

What is the full form of ITCZ?

A) Inter tropical converter zone B) Inter tropical convergence zone
C) Inter tropical centre zone D) None of these
 
Answer & Explanation Answer: B) Inter tropical convergence zone

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Q:

What is the main purpose of white blood corpuscles?

A) to carry nutrients B) to combat infection
C) to carry oxygen D) to give strength
 
Answer & Explanation Answer: B) to combat infection

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Q:

Sulphur and Chlorine can have what type of a bond?

A) Polar covalent B) Polyionic
C) Non­-polar covalent D) Ionic
 
Answer & Explanation Answer: A) Polar covalent

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