Which of the following statements are correct regarding class-Reptilia of phylum-Chordata?
Channel: Doubtnut
Date: 2020-05-03

Which of the following statements are correct regarding class-Reptilia of phylum-Chordata?  I. Males possess copulatory organs (heipenis). They are double in snakes and lizards, and  single in crocodiles and turtles.  II. Fertilisatin is internal, methamorphosis is absent.  III. Granial nerves 10 pairs.  IV. Kidney mesonephric, urea is chief nitrogenous waste.  Choose the correct option.