How many chambers are present in the heart of a fish ?
Correct Option : B Two
Fish has two chambered organ
1. One atrium
2. One ventricle.
Cephalopods have two "gill hearts" and a "systemic heart". Fish have a two-chambered heart, which pumps blood to the gills and from there the blood goes to the rest of the body.
The heart of a fish has two chambers. Fish consist of the simplest form of a pure heart with two chambered organs composed of an atrium and a ventricle. A rudimentary valve is situated between the two chambers. Blood is pumped from the ventricles to the gills by the conus arteriosus. The human heart (mammolian) consists of two separate chambers and two separate ventricles.