GK Zoology Quiz Section 1

Retina contains the sensitive cells called


Number of bones in human body is

Birds excrete nitrogenous waste in the form of

In scorpion, poison is present in the

Medulla oblongata is called

Night blindness is caused due to deficiency of

The length of the spinal cord is about

Bleeding of gums is one of the symptoms of

Rabies is transmitted by

The outer convex region of kidney is called