Questions

Q:

Which sample of matter is a mixture?

A) KBr (S) B) NaCl (L)
C) K (S) D) NaCl (Aq)
 
Answer & Explanation Answer: D) NaCl (Aq)

Explanation:

Mixtures are combination of two or more substances physically which can be separated in to the original.

Matter can be breakdown into two categories. 

1) Pure substances 

2) Mixtures

 

Here in the given options, options A, B, C are pure substances as they are indicated as S & L in brackets. Option D) is an aqueous solution, that can be dissolved in water.

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Q:

Rearrange the parts of the sentence in correct order.

In developing countries today

P : urban health conditions

Q : than rural health conditions

R : seem to be better

A) PRQ B) PQR
C) QRP D) RPQ
 
Answer & Explanation Answer: A) PRQ

Explanation:
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Q:

Only genius can solve this puzzle?

genius_maths_puzzle1564054544.jpg image

A) 36 B) 40
C) 48 D) 60
 
Answer & Explanation Answer: C) 48

Explanation:

In the given puzzle the logic is

2 x 1 + 1 = 2 + 1 = 3

3 x 2 + 2 = 6 + 2 = 8

4 x 3 + 3 = 12 + 3 = 15

5 x 4 + 4 = 20 + 4 = 24

6 x 5 + 5 = 30 + 5 = 35

Similarly,

7 x 6 + 6 = 42 + 6 = 48

7 = 48.

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Q:

Elements having same atomic numbers but different mass number are called ______.

 

 

A) isotones B) Isotopes
C) isomopes D) isobar
 
Answer & Explanation Answer: B) Isotopes

Explanation:
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Q:

Which Indian bank has signed pact with Indian Oil Corporation under its ‘e-Dealer’ scheme?

 

A) Yes Bank B) Axis Bank
C) Punjab National Bank D) HDFC Bank
 
Answer & Explanation Answer: C) Punjab National Bank

Explanation:
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Q:

V. G. Jog is famous for which musical instrument?

 

A) Sitar B) Violin
C) Tabla D) Santoor
 
Answer & Explanation Answer: B) Violin

Explanation:
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Q:

Which species is a conjugate acid of OH- ?

 

A) H+ B) O2- 
C) OH D) H2O
 
Answer & Explanation Answer: D) H2O

Explanation:
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Q:

Who is the Indian Classical dancer credited with the first female dancer to learn Chhau form ?

Answer

Sonal Mansingh

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