Questions

Q:

Polynucleotide chain of DNA contains

A) a nitrogenous base, deoxyribose sugar and phosphate group B) a nitrogenous base, ribose sugar and phosphate group
C) deoxyribose sugar, ribose sugar and phosphate group D) a nitrogenous base and phosphate group only
 
Answer & Explanation Answer: A) a nitrogenous base, deoxyribose sugar and phosphate group

Explanation:

The two DNA strands are called polynucleotidesbecause they are composed of simpler monomer units called nucleotides. Eachnucleotideis composed of one of four nitrogen-containingnucleobases (cytosine, guanine, adenine or thymine), a sugar called deoxyribose, and a phosphate group.

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Q:

Sectoral distribution of GDP index measures_________

A) Agriculture development of a country B) Economic development of a country
C) Social development of a country D) Socio­Economic development of a country
 
Answer & Explanation Answer: B) Economic development of a country

Explanation:
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Q:

Which of the following statement(s) is/are INCORRECT regarding Phosphorus?

A) Phosphorus reacts vigorously with water B) It is a non-metal
C) It catches fire on reacting with air D) It is found in group 15 of the modern periodic table
 
Answer & Explanation Answer: A) Phosphorus reacts vigorously with water

Explanation:
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Q:

Which of the following gases is heavier than oxygen?

A) Carbon dioxide B) Ammonia
C) Methane D) Helium
 
Answer & Explanation Answer: A) Carbon dioxide

Explanation:
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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Pull the plug

 

A) Behave greedily and take the most of the shared things for oneself. B) Do something to stop the persistent losses.
C) Prevent something from happening or continuing. D) Play loud irritating music.
 
Answer & Explanation Answer: C) Prevent something from happening or continuing.

Explanation:
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Q:

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

A) neolethic B) neolithic
C) neolithick D) neolethick
 
Answer & Explanation Answer: B) neolithic

Explanation:
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Q:

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

Contrast this with

A-the attitude of the general

B-public in the advanced

C-countries towards senior citizens

 

A) ABC B) CBA
C) CAB D) BCA
 
Answer & Explanation Answer: A) ABC

Explanation:
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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

Cross that bridge when you come to it.

 

A) It is always better to plan for an eventuality rather face it when you are unprepared. B) Deal with a problem when and if it arises.
C) A bridge is a path to a different world. D) If you are brave then you can overcome all hurdles.
 
Answer & Explanation Answer: B) Deal with a problem when and if it arises.

Explanation:
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