1.

Which one of the following groups of animals is correctly matched with its characteristic feature without any exception ?A. Repitilia: Possess three - chambered heart with an incompletely divided ventricle .B. Chordata: Possess a mouth with an upper and lower jawC. Chondrichthtyes:Possess cartilaginous endoskeleton.D. Mammalia : Given birth to young ones.

Answer» Correct Answer - C


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