Which of the following is / are the reason/s for the preservation of the food commodity?
a.      Availability of the food in off season
b.   Decreasing the shelf life of the perishable commodity
c.   Protect food from spoilage
d.   Preservation has no effect on shelf life
Food commodity is preserved to increase its shelf life and protect the food from spoilage as well as made the food available during the off season.
If the temperature of a place increases suddenly, the relative humidity –
The correct option, if speeds of gamma rays, X-rays and microwave are Vg, Vx an Vm respectively will be
The surface tension of water on adding detergent to it –
Why does a fountain pen leak on an airplane flying at high altitude?
In an electric motor, energy is transformed from:
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Which of the following statement is correct?
I. Value of ‘g’ is higher at poles than equator
II. Weight of an object at moon is 1...
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A pond of water appears less deep due to –
