Ligh plays an improtant role in the life of all organisms .Name any three Physiological porcesses in plants which are affected by light.

Explanation

(i) Photosynthesis it is a totally light dependent process . Both quality and quantity affect the rate of the process resulting in ot total biomass accumulations by plants .
(ii) Transpiration Oit is loss of water lby plant surface. Presence of light increases othe temperature , thus affecting the rate of transpiration in plants.
(iii) Flowering The duration of light on plants effect s the frowth and development of plants e.g paritculary flowering and this phenonmenon is knonw as photo periodism . On the basis of photoperiodic responese day flowwering plants are categorised as long day , shert day and day neutral plants .