PERSISTENCE OF VISION

Cinema : Persistance of vision :: Rainbow : ……………….

Answer the following questions : Name two devices whose working is based on the phenomenon of persistance of vision .

In some seeds, reminants of nucellus are also persistent. This residual persistent nucellus is the

Persistent and accrescent calyx occurs in

Example of non-persistent pollutant

Persistent nucellus in the seed is known as

Persistent and accrescent calyx occurs in