<prompt> Which of the following is a causative agent of Farmers Lung?Thermophilic ActinomycetesAspergillus FumigatusActinobacterAspergillus Flavus  <response>: Ref: Harrison 20th edition, P 1970Farmers lung is a hypersensitivity pneumonitis which is caused by thermophilic actinomycetes. The same organism grows on sugarcane dust and is the antigen leading to Bagassosis.DiseaseAntigenSourceFarmingFood ProcessingFarmers lungThermophilic Actinomycetes e.g., Saccharopolyspora rectivirgula; fungusGrain, moldy hay, silage SugarcaneBagassosisThermophilic actinomycetes 