(a) The first picture is showing cotton balls.
(b) The second picture is showing a cotton field.
(c) The third picture is showing the process of ginning, in which the cotton fibres are separated from the seeds.
(d) The fourth picture is showing the process of carding, in which the raw cotton fibres are pulled apart and cleaned to remove all the dust and impurities.
(e) The fifth picture is showing a charkha, which is used for spinning.
(f) The final picture is showing a handloom, which is used to convert yarn into cloth.