Question

name the two main gases of atmosphere write the significance of each​

Answer 1

Answer:

NITROGEN

78% OF ATMOSPHERE

Nitrogen is essential for all living things because it is a major part of amino acids, which are the building blocks of proteins and of nucleic acids such as DNA, which transfers genetic information to subsequent generations of organisms.

OXYGEN

21% OF ATMOSPHERE

Oxygen plays a critical role in respiration, the energy-producing chemistry that drives the metabolisms of most living things. We humans, along with many other creatures, need oxygen in the air we breathe to stay alive. Oxygen is generated during photosynthesis by plants and many types of microbes.

Explanation:

Answer 2

Nitrogen (N), Oxygen(O) are two main gases

nitrogen occupies 73% and oxygen occupies 29% of volume in the atmosphere.