This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasitology Pa 1 (Protozoology), Subject name: Microbiology
Oocyst of toxoplasma is found in - 
Select and explain. 
A. Cat, B. Dog, C. Mosquito, D. Cow
A: Cat
Answer: A: Cat 
Explanation: Toxoplasma gondii: Oocysts is the sexual form of the parasite found in cats and felines. Definitive hosts -cat and other felines. Intermediate hosts - man and other mammals (goat, sheep) Transmission: MC mode: Ingestion of sporulated oocysts from contaminated soil, food, or water Ingestion of tissue cyst containing bradyzoites from undercooked meat Sporulated oocyst in cat's feces in saline mount . option-2- DOG-infected by echinococcus.