Base from your opinion, why we need to study the beginning of the universe? Give at least five reasons.

To know the origin of life, to have an idea of our ancestors, to be aware of the immensity of the universe, for informational reasons and to respect nature.

Explanation:

Many scientists and psychologists affirm that it is very complex for the human mind to understand the cycle of life and the origin of the universe, due to its immensity.

This is how it is necessary to be in constant scientific updating so as not to transmit false information and unravel human myths that are generated by lack of understanding of life-death.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.