(a) What is a sense organ? (b)(i) State two main functions of the ear (ii) Explain the mechanism involved in one of the functions stated in (b) (i) above. (...

(a) What is a sense organ?

(b)(i) State two main functions of the ear
(ii) Explain the mechanism involved in one of the functions stated in (b) (i) above.

(c) With the aid of a large labelled diagram, illustrate the eye defect of short-sight and its correction.