<prompt> Absence of tear film is seen inConjunctivitisLacrimal gland removalHerpes keratitisKerato conjunctivitis sicca  <response>: Ans. is d i.e. Keratoconjunctivitis sicca. Keratoconjunctivitis sicca: A condition in which there is deficiency of the aqueous tears.Causes are:Sjogrens syndromeCongenital alacrimaParalytic hyposecretionIdiopathic hyposecretionAbsence of tear film is not seen in lacrimal gland removal because :It must be remembered that xerosis or dryness of the conjunctiva does not result from extirpation of the superior and inferior lacrimal glands, the moistening of the conjunctiva by Krauses glands and its own mucous cells being sufficient to prevent it. 