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Q:

which of the following are chemical changes?

A) Cooking of Food

B) Digestion of Food

C) Freezing of water

D) Water is heated up

A) A & B B) A, B & C
C) C & D D) All the above
 
Answer & Explanation Answer: A) A & B

Explanation:

A) Cooking of Food  ------ Chemical Change

B) Digestion of Food ----- Chemical Change

C) Freezing of water ----- Physical Change

D) Water is heated up ---- Physical Change

because here the chemical composition of the substance changes in A & B only.

 

Since we know that, If the chemical composition is changing then it is a chemical change and if the chemical composition is remaining the same, then it is a physical change.

 

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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12 230097
Q:

Find the odd man out?

396, 462, 572, 427, 671, 264.

A) 671 B) 462
C) 427 D) 264
 
Answer & Explanation Answer: C) 427

Explanation:

Here the given series is 396, 462, 572, 427, 671, 264.

In all the terms, the middle digit is the sum of first and third digit except 427.

 

So the Odd number in the given series is 427.

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Filed Under: Odd Man Out
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119 227287
Q:

Select the synonym of

astonish

A) mundane B) empress
C) overwhelm D) calm
 
Answer & Explanation Answer: C) overwhelm

Explanation:
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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT , GRE , TOEFL

48 224895
Q:

Who will inaugurate the 6th Asia Pacific Ministerial Conference?

  1. Venkaiah Naidu
  2. Sushma Swaraj
  3. Narendra Modi
  4. Menaka Gandhi

A) Narendra Modi B) Menaka Gandhi
C) Sushma Swaraj D) Venkaiah Naidu
 
Answer & Explanation Answer: D) Venkaiah Naidu

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams

107 221140
Q:

25% of 25% Is Equal To

 

A) 0.0625 B) 0.0210
C) 0.03145 D) 0.3210
 
Answer & Explanation Answer: A) 0.0625

Explanation:

25% of 25% means

 

 

 

25/100 of 25/100

 

 

 

i.e, 1/4 of 1/4

 

 

 

or in other words 1/4 x 1/4=1/16

 

 

 

Hence, the answer is 1/16 = 0.0625.

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Filed Under: Percentage
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78 220583
Q:

Consider the following information and answer the questions based on it.

 

Out of 60 people in a colony, 10 speak only Bengali, 5 speak only Assamese, 10 speak both Hindi and Odia, 12 speak both Marathi and Hindi, 13 speak English, Tamil and Marathi, 5 speak both Assamese and Hindi and the remaining speak both Bengali and Hindi.

 

In all, how many people speak Hindi?

 

A) 22 B) 27
C) 32 D) 45
 
Answer & Explanation Answer: C) 32

Explanation:
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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

8 220563
Q:

Some pins are needles. Some needles are handles. Some handles are locks. Some locks are keys.

Conclusions:

I. Some keys are handles

II.Some handles are pins

III. Some pins are keys

A) None follows B) Only I and II follow
C) only II and III follow D) only I and III follow
 
Answer & Explanation Answer: A) None follows

Explanation:

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Filed Under: General Awareness
Exam Prep: Bank Exams
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27 220562
Q:

Correction of sentences:

What your Sirname is?

A) What your Sirname? B) What is your Sirname?
C) Your Sirname is what? D) None of the above
 
Answer & Explanation Answer: B) What is your Sirname?

Explanation:

'What is your Sirname?' is the correct sentence of the given sentence in English grammar.

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Filed Under: English
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22 217935