Questions

Q:

Which is released during the formation of a peptide bond?

 

 

A) an amino group B) a five-carbon sugar
C) both 1 and 2 D) a water molecule
 
Answer & Explanation Answer: D) a water molecule

Explanation:
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Q:

The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is:

A) 276 B) 299
C) 322 D) 345
 
Answer & Explanation Answer: C) 322

Explanation:

Clearly, the numbers are (23 x 13) and (23 x 14).

 

 

 

 Larger number = (23 x 14) = 322.

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Q:

Echoes may be heard more than once due to successive or multiple

 

A) Rarefactions B) Reflections
C) Diffractions D) Refractions
 
Answer & Explanation Answer: B) Reflections

Explanation:
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Q:

Select the synonym of

improvident

A) provident B) extravagant
C) miserly D) thrifty
 
Answer & Explanation Answer: B) extravagant

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Q:

In each of the following choose the word most similar in meaning to the word given in capitals.

“ESTRANGE”

A) Endanger B) To become puzzling
C) Miscalculate D) Alienate
 
Answer & Explanation Answer: D) Alienate

Explanation:

ESTRANGE means cause (someone) to be no longer on friendly terms with someone. Alienate also means same - make (someone) feel isolated or estranged.

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Q:

Improve the bracketed part of the sentence.

 

The (van's doors) are loose.

 

A) van-doors B) door of the van
C) doors of the van D) no improvement
 
Answer & Explanation Answer: C) doors of the van

Explanation:
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Q:

Match List -I with List -II and select the correct answer using the code given below the Lists :

            List -I                               List-II

(Compound/Molecule)         (Shape of Molecule)

A. CH3F                            1. Trigonal planar

B. HCHO                           2. Tetrahedral

C. HCN                             3. Trigonal pyramidal

D. NH3                             4. Linear

A) 2 4 1 3 B) 2 1 4 3
C) 3 4 1 2 D) 3 1 4 2
 
Answer & Explanation Answer: B) 2 1 4 3

Explanation:

HCHO: The carbon and and the oxygen are bonded through a double bond which counts as "one electron pair". Hence the molecule has three electron pairs and is trigonal planar.

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Q:

Select the antonym of


to actuate

A) to retard B) to spur
C) to impel D) to propel
 
Answer & Explanation Answer: A) to retard

Explanation:
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