Q. Choose the correct option with reference to Ascaris.
A) Hatching of embryos takes place in the stomach due to lytic enzyme
B) Adulthood is reached inside the body of the host in ten days time
C) Development and moulting takes place in the alveoli of lungs
D) Hatching of embryos takes place within ten hours
Explanation
Larva of Ascaris first inter the host intestine and reaches the liver through portal system and lymph channel, now its reaches to heart and then to lungs. In lungs, larva settle down in capillaries of alveoli for sometime and undergoes two moulting one after the other.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.