Questions

Q:

What will be the force of attraction between two bodies weighing 20 kg and 50 kg, respectively, with a distance of 2 metre between them?

 

A) 16.675 x 10-11 N B) 166.75 x 10-10 N
C) 6.67 x 10-11 N D) 16.67 x 5-10 N
 
Answer & Explanation Answer: B) 166.75 x 10-10 N

Explanation:
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Q:

Which of the following is not a commercial source of energy?

A) Coal B) Petroleum
C) Natural Gas D) Firewood
 
Answer & Explanation Answer: D) Firewood

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Q:

What is organic matter in soil is also called

A) residue B) humus
C) occlusion D) compact
 
Answer & Explanation Answer: B) humus

Explanation:

In soil, organic matter consists of plant and animal material that is in the process of decomposing. When it has fully decomposed it is called humus. Soil organic matter serves as a reservoir of nutrients for crops, provides soil aggregation, increases nutrient exchange, retains moisture, reduces compaction,... 

This humus is important for soil structure because it holds individual mineral particles together in clusters.

 

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Q:

Which one of the following Amendments to the Constitution of India has prescribed that the Council of Ministers shall not exceed 15 percent of total number of members of the House of the People or Legislative Assembly in the States?

A) 91 St Amendment B) 87th Amendment
C) 97th Amendment D) 90th Amendment
 
Answer & Explanation Answer: A) 91 St Amendment

Explanation:

On July 7, the 91st Amendment to the Constitution, limiting the size of the Council of Ministers at the Centre and the States to no more than 15 per cent of the numbers in the Lok Sabha or the State Legislature, came into effect.

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Q:

1 km/hr equals _____________ m/s

A) 5/18 B) 18/5
C) 5/16 D) 16/5
 
Answer & Explanation Answer: A) 5/18

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Q:

When a number of resistance are connected in ___, their combined resistance is less than the smallest individual resistance.

 

A) parallel B) horizontal
C) series D) box
 
Answer & Explanation Answer: A) parallel

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Q:

How many schedules does the Indian Constitution have?

A) 6 B) 12
C) 18 D) 24
 
Answer & Explanation Answer: B) 12

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Q:

Who appoints Chairman of Union Public Service Commission in India?

A) Prime Minister of India B) Home Minister of India
C) President of India D) Chief Election Commissioner of India
 
Answer & Explanation Answer: C) President of India

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