Multiple choice

Which of the following has exoskeleton of scales and paired copulatory organ or penis?

  1. Shark

  2. Lizard

  3. Urodela

  4. Urochordata

  5. -

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The copulatory organ of lizards is paired, with each unit being called a hemipenis. Lizards also have exoskeleton comprised of scales.