Questions

Q:

In which of the following part of Neuron the information is transmitted in the chemical form?

 

A) Dendrite B) Cell body
C) Axon D) No option is correct
 
Answer & Explanation Answer: D) No option is correct

Explanation:
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Q:

What is the position of metallic ion and non-metallic ion in a chemical formula?

 

A) Metal ion at second position B) Non-metal ion at first position
C) Metal ion at first and non-metal ion at second position D) No option is correct
 
Answer & Explanation Answer: C) Metal ion at first and non-metal ion at second position

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Q:

Which  of  the  following  substances  cause temporary hardness in water?

1. Mg(HCO3)2

2. Ca(HCO3)2

3. CaCl2

4. MgSO4

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

Explanation:

There are two types of water hardness: temporary and permanent hardness. Temporary hardness is due to the presence of calcium hydrogen carbonate Ca(HCO3)2(aq) and magnesium hydrogen carbonate Mg(HCO3)2(aq).

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Q:

By virtue of which Act, Diarchy was introduced in India

A) Indian Council Act, 1909 B) Government of India Act, 1919
C) Government of India Act, 1935 D) indian Independence Act, 1947
 
Answer & Explanation Answer: B) Government of India Act, 1919

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Q:

The well-known dialogue between Nachiketa and Yama is mentioned in which Upanishada?

 

A) Chhandogyopanishad B) Mundkopanishad
C) Kathopanishad D) Kenopanishad
 
Answer & Explanation Answer: C) Kathopanishad

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Q:

The gravitational force of attraction between two bodies is ____________________ the distance between the two bodies.

 

A) inversely proportional to the B) directly proportional to the square of  
C) inversely proportional to the square of   D) directly proportional to the
 
Answer & Explanation Answer: C) inversely proportional to the square of  

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Q:

An electron loses potential energy when it

 

A) shifts to a more electronegative atom. B) increases its kinetic energy.
C) shifts to a less electronegative atom. D) increases its activity as an oxidizing agent.
 
Answer & Explanation Answer: A) shifts to a more electronegative atom.

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Q:

Plaster of Paris ______.

 

I. changes into gypsum on mixing with water

II. is CaSO4.2H2O

III. is used for decoration

 

A) Only I and II   B) Only I and III  
C) Only II and III   D) All I, II and III  
 
Answer & Explanation Answer: B) Only I and III  

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