Questions

Q:

If a body is whirled in a circle, then the work done on it ___.

A) is zero B) is positive
C) cannot be determined D) is negative
 
Answer & Explanation Answer: A) is zero

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Filed Under: Physics
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0 602
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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Filed Under: General Science
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Q:

On 19 September 2017, Law Ministry approved Fugitive Economic Offenders Bill, 2017. The Bill entrusts the responsibility to try cases of Fugitive Economic Offenders under ______.

A) Prevention of Money Laundering Act, 2002 (PMLA) B) Prevention of Money Laundering Act, 2005
C) Prevention of Money Laundering Act, 2010 D) Prevention of Money Laundering Act, 1995
 
Answer & Explanation Answer: A) Prevention of Money Laundering Act, 2002 (PMLA)

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Filed Under: Indian Politics
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Q:

After how much time the laws made by Parliament on the state subjects during a National Emergency become inoperative and cease to operate?

 

A) Three months B) Six months
C) Nine months D) Twelve months
 
Answer & Explanation Answer: B) Six months

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Filed Under: Indian Politics
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Q:

Blocking in experimental design is useful because it

A) keeps the experimenter from knowing which subjects are in the treatment group. B) prevents response bias from entering into the experiment.
C) gives the quarterback enough time to throw the ball. D) controls for multiple variables in an experiment.
 
Answer & Explanation Answer: D) controls for multiple variables in an experiment.

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Filed Under: Physics
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Q:

Which of the following coloured light has the lowest frequency?

A) Green B) Blue
C) Red D) Violet
 
Answer & Explanation Answer: C) Red

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Filed Under: Physics
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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

We ______ peace in our fast-escalating technological careers and lifestyle without creating that beautiful notion of love-based emotions.

A) seek B) bleak
C) meek D) geek
 
Answer & Explanation Answer: A) seek

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Filed Under: English
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

"Jim Crow" shuns the mountains for reasons satisfactory to himself; not so the magpie, the raven, and __________ mischief-maker, Clark's nutcracker. All of which keeps the bird-lover from the East in an ecstasy of surprises until he has _____________ accustomed to his changed environment. One cannot help ___________ into the speculative mood in view of the sharp contrasts ______________ the birds of the East and _________ of the West.


One cannot help ___________ into the speculative mood

A) to fall B) fallen
C) falling D) fell
 
Answer & Explanation Answer: C) falling

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Filed Under: English
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