Exams


Q:

Which one of the following is lyophilic colloid?

A) Gold sol B) Smoke
C) Cloud D) Starch aqueous solution
 
Answer & Explanation Answer: D) Starch aqueous solution

Explanation:

Starch aqueous solution is a lyophilic colloidal solution.

 

Lyophilic colloids are liquid loving colloids.  When these colloids are mixed with suitable liquid high force of attraction exists between colloidal particles and liquid.

 

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Filed Under: Chemistry
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Q:

The total surface area of a hemisphere is 41.58 sq cm, find its radius.

A) 4.2 cm B) 0.7 cm
C) 1.05 cm D) 2.1 cm
 
Answer & Explanation Answer: D) 2.1 cm

Explanation:
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Filed Under: Volume and Surface Area
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Q:

Who among the following won the ‘FIFA Men's Player of The Year Award’ on October 23, 2017?

A) Lionel Messi B) Andres Iniesta
C) Cristiano Ranaldo D) Luka Modric
 
Answer & Explanation Answer: C) Cristiano Ranaldo

Explanation:
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Filed Under: Honours and Awards
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Q:

In Microsoft Word, ____________ can be used to decide on the spacing between lines of a paragraph.

A) Alignment B) Effects
C) Indentation D) Line spacing
 
Answer & Explanation Answer: D) Line spacing

Explanation:
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Filed Under: Computer
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Q:

What is the Greenhouse Effect?

A) The fall in population of plants due to human activity B) It is the warming of earth's surface due to its atmosphere
C) The polluting effect of burning fossil fuels D) The heating of the atmosphere due to depletion of the ozone layer
 
Answer & Explanation Answer: B) It is the warming of earth's surface due to its atmosphere

Explanation:
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Filed Under: Chemistry
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Q:

Which of the following is a tertiary activity?

A) Farming B) Manufacturing
C) Dairying D) Trading
 
Answer & Explanation Answer: D) Trading

Explanation:
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Filed Under: Indian Economy
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Q:

How many Constitutional Amendments to the Constitution of India have been made so far?

A) 122 B) 121
C) 120 D) 119
 
Answer & Explanation Answer: A) 122

Explanation:
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Filed Under: Indian Politics
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Q:

The point of intersection of all the angle bisector of a triangle is ______ of the triangle.

A) Incenter B) Circumcenter
C) Centroid D) Orthocenter
 
Answer & Explanation Answer: A) Incenter

Explanation:
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Filed Under: Volume and Surface Area
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