Questions

Q:

Propyne and propene can be distinguished by

A) AgNO₃ in ammonia B) conc. H₂SO₄
C) dil. KMnO₄ D) Br₂ in CCl₄
 
Answer & Explanation Answer: A) AgNO₃ in ammonia

Explanation:

Propene, being an alkene, and propyne, being a alkyne, are distinguished using the common chemical tests namely ammoniacal silver nitrate or ammoniacal cuprous chloride. Ammoniacal silver nitrate is also called as Tollen's reagent.

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

At the micro level, the dialectical process of development in India (has now heading) towards another direction.

A) had now heading B) now heading
C) is now heading D) no improvement
 
Answer & Explanation Answer: C) is now heading

Explanation:
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Q:

In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice.

 

Did they pay the clerks their salary on the first day of the month?

 

A) Were the clerks paid their salary on the first day of the month? B) Are the clerks paid then salary on the first day of the month?
C) Was the clerk paid his salary on the first day of the month? D) Were the clerks being paid their salary.
 
Answer & Explanation Answer: A) Were the clerks paid their salary on the first day of the month?

Explanation:
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Q:

Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.


Crude mineral oil comes out of the earth as a thick brown or black liquid with a strong smell. It is a complex mixture of many different substances, each with its own individual qualities. Most of them are combinations of hydrogen and carbon in varying proportions. Such hydrocarbons are also found in other forms such as bitumen, asphalt and natural gas. Mineral oil originates from the carcasses of tiny animals and from plants that live in the sea. Over million of years, these dead creatures form large deposits under sea­bed and ocean currents cover them with a blanket of sand and silt. As this material hardens, it becomes sedimentary rock and effectively shuts out the oxygen, thus preventing the complete decomposition of the marine deposits underneath. The layers of sedimentary rocks become thicker, and heavier. Their pressure produces heat, which transforms the tiny carcasses into crude oil in a process that is still going on today.


How does crude oil come out of the earth ?

A) Thick brown or black liquid with mild smell B) Thick red brown liquid with strong smell
C) Mixture of different colours D) Thick brown or black liquid with a strong smell
 
Answer & Explanation Answer: D) Thick brown or black liquid with a strong smell

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

The trainee asked his boss, "Shall I email this letter again, Sir?"

A) The trainee asked his boss politely if he shall email that letter again. B) The trainee asked his boss politely if he should email that letter again, sir.
C) The trainee asked his boss politely if he shall email that letter again, sir. D) The trainee asked his boss politely if he should email that letter again.
 
Answer & Explanation Answer: D) The trainee asked his boss politely if he should email that letter again.

Explanation:
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Q:

Read the following passage carefully and choose the most appropriate answer to the question out of the four alternatives.


True, It is the function of the army to maintain law and order in abnormal times. But in normal times there is another force that compels citizens to obey the laws and to act with due regard to the rights of others. The force also protects the lives and the properties of law abiding men. Laws are made to secure the personal safety of its subjects and to prevent murder and crimes of violence. They are made to secure the property of the citizens against theft and damage to protect the rights of communities and castes to carry out their customs and ceremonies, so long as they do not conflict with the rights of others. Now the good citizen, of his own free will obey these laws and he takes care that everything he does is done with due regard to the rights and well-being of others. But the bad citizen is only restrained from breaking these laws by fear of the consequence of his actions. And the necessary steps to compel the bad citizen to act as a good citizen are taken by this force. The supreme control of law and order in a State is in the hands of a Minister who is responsible to the State Assembly and acts through the Inspector General of Police.


The expression 'customs and ceremonies' means:

A) Fairs and festivals B) Habits and traditions
C) Usual practices and religious rites D) Superstitions and formalities
 
Answer & Explanation Answer: B) Habits and traditions

Explanation:
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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.

The comatose patient was kept under observation till his body's systems came back from suspended ______________.

A) dynamism B) elation
C) animation D) ebullience
 
Answer & Explanation Answer: C) animation

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

 

They said, "This is the stadium where we had won the match."

A) They said that that was the stadium where they had won the match. B) They said that that was the stadium where they had won that match.
C) They said that that is the stadium where they had won the match. D) They said that that is the stadium where they had won that match.
 
Answer & Explanation Answer: A) They said that that was the stadium where they had won the match.

Explanation:
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