Category: CSIR NET Life Science Previous Year Questions and Solution on Sensory System

Melanopsin is found in which cell of the retina? (1) Cones (2) Rods (3) Ganglion cells (4) Bipolar cells  Melanopsin is a photopigment found predominantly in a specialized subset of […]

Hawk’s retina possesses a large number of (1) rods. (2) melanocytes. (3) cones. (4) kuffer cells. Hawks are renowned for their extraordinary vision, which is fundamentally supported by the specialized […]

A 1 meter tall object was placed 10 meter in front of a normal eye. The size of the image on the retina will be (consider distance between lens and […]

An object of 1.5 m height is placed 8.5 m away from the human eye and image is formed on retina which is 1.7 cm away from the lens. The […]

To focus image during near vision the accommodation in lens of eye is mainly (1) Due to change in surface of front of lens (2) Due to interior zonule which […]

Albinos have visual problem in bright light because they lacks (1) Melanin (2) Rods (3) Cones (4) Neural Retina Albinos face distinctive visual challenges, particularly in bright light, due to […]

The following statements describe the possible functions of the outer hair cells (OHC) of organ of Corti: A. The outer hair cells (OHC) are depolarized or hyperpolarized depending on the […]

The excitation of auditory hair cells by the displacement of stereocilia has been explained in the following proposed statements: A. The gradual increased height of stereocilia is required for the […]

The stereocilia of auditory hair cells are arranged in rows but the height of stereocilia are not the same in all the rows. Though the height of stereocilia is the […]

Different frequencies of sound were presented on the ear and the movement of basilar membrane was experimentally determined. The characteristics of movement of basilar membrane after presentation of’ 100 Hz […]