<prompt> Which of the following is acid fast:Oocyst of CryptosporidiumCyst of entamoebaHydatid disease cystCysticercus cyst  <response>: Ans: a Oocyst of Cryptosporidium Ref: Harrison, 16th ed, p. 1250Oocyst of Cryptosporidium is acid fastAcid fast organisms include1. Nocardia2. Legionella micoadie3. Bacterial spores4. Rhodococcus5. Isospora6. Mycobacterium7. Spermatic head8. Cryptococcus cyst 