Which one of the following groups correctly identifies the orer in which light enters the eye from any source?

Question

1 - Cornea, iris, retina
2 - Cornea, retina, iris
3 - pupil, cornea, lens
4 - pupil, lens, cornea

Answer 1

Here is an eye diagram that should enable you to figure the answer for yourself.

http://www.google.com/imgres?imgurl=http://www.retinaaustralia.com.au/images/eye6.gif&imgrefurl=http://www.retinaaustralia.com.au/RP.htm&h=94&w=134&sz=15&tbnid=kY7c9mTnGlIJ:&tbnh=94&tbnw=134&prev=/images%3Fq%3Deye%2Bdiagram&sa=X&oi=image_result&resnum=1&ct=image&cd=3

I hope this helps. Thanks for asking.

Answer 2

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