Question

what process would you consider essential for maintaining life

Answer 1

All life process: nutrition, respiration, excretion, control and coordination and transportation

Answer 2

$\bf\huge\underline\red{Question}$

What process would you consider essential for maintaining life ?

$\bf\huge\underline\purple{Answer}$

The maintenance function of living organisms must go on even when they are not doing any particular. The various processes essential for maintaining life nutrition, respiration, transportation, excretion control and coordination. In absence of any one of these, the life become, difficult.