Question

(a)
. Nitrogen is used by:
(a) animals
(c) human beings
(d) all of these
(b) plants​

Answer 1

Answer:

In the food industry nitrogen gas is employed to prevent spoilage through oxidation, mold, or insects, and liquid nitrogen is used for freeze drying and for refrigeration systems. In the electrical industry nitrogen is used to prevent oxidation and other chemical reactions, to pressurize cable jackets, and to shield motors.

Answer 2

Answer:

As we all know, Nitrogen gas helps plants to grow well and help them to get all the required nutrients to grow well. So our correct answer is 'Plants' .