Multiple choice

Which of the following is the transparent covering over the eyes of snakes?

  1. Nictitating membrane<a 1)="" nictitating="" membrane=""></a>

  2. Brille<a 2)="" brille=""></a>

  3. Eye lid<a 3)="" eye="" lid=""></a>

  4. Cornea<a 4)="" cornea=""></a>

Reveal answer Fill a bubble to check yourself
B Correct answer