MCQ 11 MarkThe urinary bladder opens into✓UrethraBNephronCUreterDNeuronAnswerCorrect option: A. UrethraAView full question & answer→
MCQ 21 MarkThe structures, present in kidney, which act as filters areAAlveoli✓NephronsCVilliDNone of the aboveAnswerCorrect option: B. NephronsBView full question & answer→
MCQ 31 MarkThe process of removal of waste products from the body is calledATranspirationBEvaporation✓ExcretionDRespirationAnswerCorrect option: C. ExcretionCView full question & answer→