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RRB ALP Mechanical 2014
22

RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

22) Which of the following is a physical change?

Burning of cooking gas

Fermentation of milk

Digestion of food

Dissolution of sugar in water

Answer is:

Dissolution of sugar in water

RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

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Related RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

23) The chemical compound used in photography is

Aluminium Hydroxide

Silver Bromide

Potassium Nitrate

Sodium Chloride

Answer is:

Silver Bromide

24) What causes cholera?

Bacteria

Virus

Fungus

Algae

Answer is:

Bacteria

25) An apparatus for viewing objects lying above the eye level of the observer and whose direct vision is obstructed is known as

Photometer

Periscope

Planimeter

Spectrometer

Answer is:

Periscope

26) Which atom has only one electron?

Potassium

Nitrogen

Oxygen

Hydrogen

Answer is:

Hydrogen

RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

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