Malnutrition is the term used for being malnourished, in which a person does not have proper nutrients required for his/her growth
That depends on what you mean by ripples at the beginning of time. If you are referring to inflation of the universe caused by the Big Bang, and the subsequent "ripples", then those ripples are the leftover, background radiation from the event. If you are referring to ripples in space-time, then it still could have multiple meanings.
Eco- friendly means earth friendly or not harmful to environment