Which of the following is wrong about eyes?
1. An adult human eye ball is nearly a spherical structure
2. Our paired eyes are located in sockets of the skull called orbits
3. The wall of the eye ball is composed of three layers
4. The external layer is composed of loose connective tissue and is called sclera

NCERT page number 323

21.6.1.1 Parts of an Eye

21.6.1 Eye

Neural Control And Coordination

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