1.

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?A. Chordata-possess a mouth provided with an upper and a lower jawB. Chondrichthyes-Posses cartilaginous exoskeletonC. Mammalia-possess mammary glandsD. Reptilia-Possess 3-chambered heart with one incompletely divided ventricle.

Answer» Correct Answer - C
Chondrichthyes-possess cartilaginous endoskeleton.


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