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Which among the following is incorrect about organ system level of organization?(a) Organs group to form organ systems(b) Each and every organ system are specialized to perform a specific physiological activity(c) Annelids exhibit this level of organization(d) All of these animals have a cavity between their digestive tract and body wall called as coelomI got this question in examination.My question is taken from Basis of Classification in Animals topic in division Animal Kingdom of Biology – Class 11

Answer»

The correct answer is (d) All of these animals have a cavity between their digestive tract and body wall called as coelom

Easiest explanation: Organs group to form organ systems. Each and every organ SYSTEM is specialized to PERFORM a specific physiological activity. Annelids exhibit this level of organization. Some of these animals are COELOMATES, few others are pseudo coelomates and others are ACOELOMATES.



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