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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Filed Under: Chemistry
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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:

What kind of tree can you carry in your hand?

Answer

Palm tree.

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Subject: Word Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

Match the following items of column A with column B.

A) I – 3, II – 1, III – 2	B) I – 2, II – 1, III – 3
C) I – 2, II – 3, III – 1	D) I – 1, II – 2, III – 3

Answer & Explanation Answer: B) I – 2, II – 1, III – 3

Explanation:

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Q:

What percentage of the total area of lithosphere has the expansion of mountains?

A) around 26-27%	B) around 30-31%
C) around 33-34%	D) around 41-42%

Answer & Explanation Answer: A) around 26-27%

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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Subject: Famous Personalities

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Q:

The prime meridian passes through

A) Paris	B) Greenwich
C) New York	D) Delhi

Answer & Explanation Answer: B) Greenwich

Explanation:

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Filed Under: World Geography

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Q:

Which of the following does not contain the material particles

A) alpha - rays	B) beta - rays
C) gamma - rays	D) anode rays

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