Questions

Q:

Cognitive neuroscientists can examine the brain with

A) PET & MRI B) Gama images & electrolysis
C) electrolysis & PET D) MRI & electrolysis
 
Answer & Explanation Answer: A) PET & MRI

Explanation:
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Filed Under: General Science
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Q:

Which of the following contain no calories?

A) Vitamins B) Carbohydrates
C) Proteins D) Alcohol
 
Answer & Explanation Answer: A) Vitamins

Explanation:

Vitamins have no calories.

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Filed Under: General Science
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Q:

The resolution of a printer is measured in

A) DPI B) Megabits
C) Hertz D) Inches
 
Answer & Explanation Answer: A) DPI

Explanation:

Dots per inch (DPI, or dpi) is a measure of spatial printing or video or image scanner dot density, in particular the number of individual dots that can be placed in a line within the span of 1 inch (2.54 cm).

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Q:

In beta decay what is emitted

A) electron B) proton
C) neutron D) All of the above
 
Answer & Explanation Answer: A) electron

Explanation:
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Filed Under: Physics
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Q:

Which among the following forms of precipitation is different from the rest?

A) dew B) fog
C) mist D) hail
 
Answer & Explanation Answer: D) hail

Explanation:

While dew , fog and mist are formed due to condensation of vapour into water drops, hail falls from the clouds in the form of hard pellets of ice.

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Filed Under: World Geography

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Q:

What is the official language of African Development Bank

A) English B) French
C) (a) and (b) D) None of these
 
Answer & Explanation Answer: C) (a) and (b)

Explanation:
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Filed Under: World Organisations

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Q:

There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.

A) 51.5 kg B) 75 kg
C) 37.5 kg D) 112.5 kg
 
Answer & Explanation Answer: B) 75 kg

Explanation:
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Q:

Lowest temperature is recorded in

A) USA B) Mexico
C) Verkhoyansk D) Alaska
 
Answer & Explanation Answer: C) Verkhoyansk

Explanation:
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Filed Under: World Geography

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