This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
ova form in stool is not diagnostic in 
Select and explain. 
A. strongyloides, B. ancylostoma, C. ascaris lumbricoides, D. nector americanus
A: strongyloides
Answer: A: strongyloides 
Explanation: strongyloides is oviviviparous hence eggs hatch immediately to produce rhabditi form larva which is the diagnostic form in stool ref : paniker 8th ed