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Please solve question no.5.

Dear student
(i) 1. Cornea
     2. Dilated pupil
     3. Iris
     4. Eye ball
(ii) Figure is depecting the change in the size of pupil in dim and bright light.
(iii) B has smaller pupil while a has larger pupil
(iv) 3 is iris which helps to change the size of pupil. In bright light it reduces the size of pupil while in dim lights it enlarge the size of pupil.
(v) labelled diagram of human eye is given below

Regards
 

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No iam not know
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Nargis come here
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1. 1 is conjunctivita
4 is iris
2. Figure is depecting the change in the size of pupil in dim and bright light.
3. B has smaller pupil while a has larger pupil
4. 3 is iris which helps to change the size of pupil. In bright light it reduces the size of pupil while in dim lights it enlarge the size of pupil.
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