STD 12 - 9. Ray optics abd optical instruments — JEE STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 - 9. Ray optics abd optical instruments4 Marks
MCQ
Substance on the choroid is
A
Japan black
✓
Nigrim pigment
C
Carbon black
D
Platinum black
✓
Answer
Correct option: B.
Nigrim pigment
b The Choroid contains the retinal pigmented epithelial cells which have the Nigrim pigments and they provide oxygen and nourishment to the outer retina
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