Advertisements
Advertisements
Question
Nitrogen is used in the food packaging industry because it _____.
Options
provides colour to the food
provides oxygen to the food
adds proteins and minerals to the food
keeps the food fresh
Advertisements
Solution
Nitrogen is used in the food packaging industry because it keeps the food fresh.
APPEARS IN
RELATED QUESTIONS
What do you observe when Ice cold water is filled in a glass tumbler.
Fill in the blank
The reddish-brown powder on the surface of iron nails exposed to air and moisture is called _____.
Name the following:
The component of air which is present more in industrial areas.
Tabulate the various components of air, including the components with variable composition.
Of the total volume of air – 4/5th is nitrogen. State the utility or consequence of this ratio.
Why is carbon-dioxide gas used to extinguish fire?
Aerated water contains
Write about the reaction of nitrogen with non metals.
______ gas cylinders are used for breathing purpose for a diver going deep into the sea.
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
