Exams


Q:

....... produces a usable form of energy for the cell.

A) Ribosomes B) Plastids
C) Mitochondria D) Chloroplast
 
Answer & Explanation Answer: C) Mitochondria

Explanation:

Mitochondria are organelles that generate most of the chemical energy needed to power the cell's biochemical reactions. Hence, thay are also called as Power house of the cell.

 

mitochondria1593761207.jpg image

 

* Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate (ATP).

 

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Filed Under: Biology
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Q:

If x -­ y = 7 and xy = 32, then value of (x2 + y2) is

A) 49 B) 64
C) 113 D) 15
 
Answer & Explanation Answer: C) 113

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.

 

I am also a

A-mother of three children in their

B-the wanderlust generation

C-twenties who belong to

 

A) ABC B) CAB
C) ACB D) BAC
 
Answer & Explanation Answer: C) ACB

Explanation:
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Filed Under: English
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Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

 

Somebody has stolen mobile phone.

 

A) My mobile phone had been stolen B) My mobile phone has been stolen
C) My mobile phone was stolen D) My mobile phone will be stolen
 
Answer & Explanation Answer: B) My mobile phone has been stolen

Explanation:
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Q:

Select the word with the correct spelling.

A) decanyter B) ghoullish
C) accollade D) abruptly
 
Answer & Explanation Answer: D) abruptly

Explanation:
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Q:

If (a + b)/c = 6/5 and (b + c)/a = 9/2, then what is the value of (a + c)/b?

A) 9/5 B) 11/7
C) 7/11 D) 7/4
 
Answer & Explanation Answer: D) 7/4

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.

 

She asked Ravi, "What is worrying you?"

 

A) She asked Ravi what is worrying him. B) She asks Ravi what was worrying him.
C) She asks Ravi what is worrying him. D) She asked Ravi what was worrying him.
 
Answer & Explanation Answer: D) She asked Ravi what was worrying him.

Explanation:
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Q:

ABCD is a rectangle. P is a point on the side AB as shown in the given figure. If Dp = 13, CP = 10

A) √105 B) √133
C) 12 D) 10
 
Answer & Explanation Answer: A) √105

Explanation:
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Filed Under: Volume and Surface Area
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