Examlex
Which of the following is not necessary for corrosion of iron?
Protective Coating
A layer of material applied to objects or surfaces to guard against damage or corrosion.
Fovea
A small depression in the retina of the eye where visual acuity is highest, containing a high concentration of cones for daytime vision.
Sclera
The white outer layer of the eyeball, providing protection and form.
Retina
is the light-sensitive layer of tissue located at the back of the eye, responsible for converting light rays into neural signals for vision.
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