How many layers does the wall of the eyeball have?
A. 1
B. 2
C. 3
D. 4
Answer:C
How many layers does the wall of the eyeball have?
A. 1 B. 2 C. 3 D. 4
Explanation: The wall of the eyeball has three layers. The outermost layer is known as the sclera. The middle layer is known as the choroid and it is bluish in color. The innermost layer is known as the retina.