it would be a unnecessary taste very nasty for sure
The plural of odour is odours. As in "there are strange odours coming from the room".
Diseases are not caused by odours. Though disease can cause odours to occur.
nope
stinks, smells.
Oranges taste and smell like Octyl acetate, or octyl ethanoate. It is an organic compound with the formula CH3(CH2)7O2CCH3. It is an ester as are most fruity odours . The smell of an orange is similar to Limonene (a cyclic terpene).
Odours are smelt through the nose
Anosmia is the inability to smell or the inability to perceive separate odours.
Not safe, it may emit noxious odours.
They can and do. With thorns, spines, obnoxious odours etc.
body odours
to prevent infection, odours and irritation
Primarily, to remove dirt and odours. It also helps to get rid of harmful bacteria.