Questions

Q:

Which of the following is not a strong acid?

A) H2SO4 B) CH3COOH
C) HCl D) HBr
 
Answer & Explanation Answer: B) CH3COOH

Explanation:

CH3COOH, chemically known as Acetic acid, is not a strong acid among the given acids like Sulphuric acid, Hydrochloric acid,...

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Q:

Improve the bracketed part of the sentence.
Neha (would be looked) beautiful in Indian attire.

A) had looking B) was looked
C) would look D) No improvement
 
Answer & Explanation Answer: C) would look

Explanation:
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Q:

Length of two trains are 150 m and 200 m respectively and the ratio (shorter: longer) of their speed is 2 : 5. If they cross each other in opposite direction in 15 second then in what time faster train will overtake the slower train.

A) 20 seconds B) 25 seconds
C) 32 seconds D) 35 seconds
 
Answer & Explanation Answer: D) 35 seconds

Explanation:

Let speed of slower train = 2x
⇒ speed of faster train = 5x
ATQ, (150 + 200)/(2x + 5x) = 15
x = 10/3
Time required=350/[50/3–20/3]= 35 seconds

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Q:

When was the voting machine invented?

A) 1980 B) 1892
C) 1989 D) 1920
 
Answer & Explanation Answer: B) 1892

Explanation:
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Q:

Voiceless it cries, wingless flutters, toothless bites, mouth-less mutters.

What is it?

Answer

It is The Wind which cries without a voice, flutters without wings, bites toothless and mutters mouthless.

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Q:

What is the correct order for Respiration?

A) Election transport chain – Krebs’ cycle – glycolysis B) Glycolysis – Krebs’ cycle – electron transport chain
C) Glycolysis – electron transport chain – Krebs’ cycle D) The Krebs’ cycle - electron transport chain - glycolysis
 
Answer & Explanation Answer: B) Glycolysis – Krebs’ cycle – electron transport chain

Explanation:

Cellular respiration can be broken down into three main steps:

1. Glycolysis,

2. The Kreb's cycle (The citric acid cycle), and

3. Electron Transport Chain.

 

https://hyperphysics.phy-astr.gsu.edu/hbase/biology/celres.html

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Q:

Who is the Richest investor as per March 2013?

Answer

Warren Edward Buffett(USA), chairman of Berkshire Hathaway, is the world's richest investor, estimated to be worth $53.5 billion as of march 2013.

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Q:

An enumerated power the president has is

A) Nominate officials B) Appoint judges
C) Nominating high offocials D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Enumerate specific powers granted to the president, which include the authority to appoint judges, ambassadors, and other high-ranking government officials.

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