Q. The skin of frog is slippery and smooth due to the presence of
A) Mucous
B) Gelatin
C) Waxy skin
D) Mucilage
Explanation
The skin of frog is naked (i.e., without scales or feathers), smooth and slippery due to presence of sac-like mucous gland that discharge slimy mucous onto the surface by ducts passing through the epidermis
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.