Year: 2016
Topic: Animal Kingdom
Time :
1.
Which of the following characteristic features always holds true for the corresponding group of animals ?
(1). Viviparous - Mammalia
(2). Possess a mouth with an upper and a lower jaw - Chordata
(3). 3 chambered heart with one incompletely divided ventricle - Reptilia
(4). Cartilaginous endoskeleton - Chondrichthyes