Question

What is photochemucal reachtion ​

Answer 1

$\bold{ANSWER}$

Photo chemical Reaction is a reaction which is initiated by the absorption of light from sun. 

The very basic example of Photochemical reaction is the process of photosynthesis performed by the plants. In this process, plants absorb sunlight and produce food which provide energy to the plant to grow and do all it's life processes such as respiration, excretion etc.

Answer 2

Heya!

Here is ur answer...

photochemeical reaction

>> Photochemical reaction is a chemical reaction..intiated by the absorption of energy in the form of light

>> Photochemical reactions takes place in the presence of light.

Hope it helps