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Which among the following is an incorrect statement about circulatory system in Pisces?(a) Their circulatory system is of closed type(b) They have two-chambered heart i.e. they have an auricle and a ventricle(c) They have a single circulatory system with gills i.e. oxygenated blood is pumped to body parts only once(d) Auricle is also called receiving chamber and ventricle is also called as pumping chamberI got this question in class test.My question is taken from Animal Kingdom in portion Animal Kingdom of Biology – Class 11 |
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Answer» CORRECT answer is (c) They have a single circulatory system with gills i.e. oxygenated blood is pumped to body parts only once To explain: Circulatory system is of CLOSED type in Pisces. They have two-chambered heart i.e. they have an AURICLE and a ventricle. They have a single circulatory system with gills i.e. heart receives blood only once. Auricle is also called RECEIVING CHAMBER and ventricle is also called as pumping chamber. |
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